Jack Farmer

Professor
Faculty
TEMPE Campus
Mailcode
6004

Education

Ph.D. Geology/Paleobiology, University of California, Davis (1978)
M.S. Geology, University of Kansas, Lawrence (1971)
B.A. Geology, California State University, Chico (1969)

Google Scholar

Research Interests

  • Ancient and Modern Microbial Mats
  • Astrobiology
  • Biodiversity
  • Biofilms
  • Biogeoscience
  • Brachiopods
  • Bryozoans
  • Colonial Animal Evolution
  • Evolutionary Biology
  • Evolution and Developmental Biology
  • Exobiology
  • Exopaleontology
  • Extremophiles
  • Geological Processes
  • History of Geology
  • Invertebrate Biology
  • Invertebrate Zoology
  • Microbiology
  • Oceanography
  • Paleontology
  • Paleobiology
  • Petrography
  • Petroleum Geology
  • Planetary Geoscience
  • Precambrian Research
  • Sedimentology
  • Systematics and Taxonomy
  • Inner planets
  • Exoplanets

Publications

1.         Blacksberg, J., et al., Miniature high-speed, low-pulse-energy picosecond Raman spectrometer for identification of minerals and organics in planetary science. Applied Optics, 2020. 59(2): p. 433-444.

2.         Board, S.S., et al., An Astrobiology Strategy for the Search for Life in the Universe. 2019: National Academies Press.

3.         Chan, M.A., et al., Deciphering Biosignatures in Planetary Contexts. Astrobiology, 2019. 19: p. 1075-1102.

4.         Team, I., et al., The potential science and engineering value of samples delivered to Earth by Mars sample return. Meteoritics and Planetary Science, 2019. 54: p. 667-671.

5.         Millan, M., et al., Detection and Preservation of Biosignatures in Mars Analogs Hot Spring Deposits from the Taupo Volcanic Zone, New Zealand. EPSC, 2019. 2019: p. EPSC-DPS2019-656.

6.         Millan, M., et al. Detection and Preservation of Biosignatures in Hot Spring Digitate Silica Deposits, New Zealand, as Analogs for Mars. in 2019 Astrobiology Science Conference. 2019. AGU.

7.         Rivera, M.J., J.D. Farmer, and S.W. Ruff. SEEKING SIGNS OF LIFE THROUGH THE LENS OF DIAGENESIS IN SILICEOUS HOT SPRING DEPOSITS. in GSA Annual Meeting in Phoenix, Arizona, USA-2019. 2019. GSA.

8.         Ruff, S.W., et al., The case for ancient hot springs in Gusev crater, Mars. Astrobiology, 2019.

9.         Ruff, S.W., et al. Recognizing Hot Spring Silica Sinter on Mars via Terrestrial Analog Studies. in 2019 Astrobiology Science Conference. 2019. AGU.

10.       Skok, J., et al., SPRING Mission: Exploring the Past and Enabling the Future of Mars. LPI Contributions, 2019. 2089.

11.       Wright, S.A., et al., Astrobiology Science Strategy for the Search for Life in the Universe, in American Astronomical Society Meeting Abstracts #233. 2019.

12.       Beaty, D.W., et al. Introduction to the 2018 iMOST Study. in Second International Mars Sample Return. 2018.

13.       Craig, P.I., et al., Collapsed Smectite in Gale Crater: Martian Clay Minerals May Have Been on Acid, in Lunar and Planetary Science Conference. 2018.

14.       Farmer, J.D., Habitability as a tool in astrobiological exploration, in From Habitability to Life on Mars. 2018, Elsevier. p. 1-12.

15.       Team, i., et al. Potential High Priority Subaerial Environments for Mars Sample Return. in Second International Mars Sample Return. 2018.

16.       Team, i., et al. Seeking Signs of Life on Mars: A Strategy for Selecting and Analyzing Returned Samples from Hydrothermal Deposits. in Second International Mars Sample Return. 2018.

17.       Team, i., et al. Seeking the Signs of Life: Assessing the Presence of Biosignatures in the Returned Sample Suite. in Second International Mars Sample Return. 2018.

18.       Team, i., et al. High Priority Samples to Characterize the Habitability of Groundwaters and Search for Rock-Hosted Life on Mars. in Second International Mars Sample Return. 2018.

19.       Team, i., et al. The Importance of Returned Martian Samples for Constraining Potential Hazards to Future Human Exploration. in Second International Mars Sample Return. 2018.

20.       Team, i., et al. The Importance of Mars Samples in Constraining the Geological and Geophysical Processes on Mars and the Nature of its Crust, Mantle, and Core. in Second International Mars Sample Return. 2018.

21.       Team, i., et al. What Could be Learned About the Geochronology of Mars from Samples Collected by M-2020. in Second International Mars Sample Return. 2018.

22.       Team, i., et al. The Relevance of Mars Samples to Planning for Potential Future In-Situ Resource Utilization. in Second International Mars Sample Return. 2018.

23.       Team, i., et al. Seeking Signs of Life on Mars: The Importance of Sedimentary Suites as Part of Mars Sample Return. in Second International Mars Sample Return. 2018.

24.       Team, i., et al. The Search for Life's Organic Carbon in Returned Samples from Mars. in Second International Mars Sample Return. 2018.

25.       Team, i., et al. Constraining Our Understanding of the Actions and Effects of Martian Volatiles Through the Study of Returned Samples. in Second International Mars Sample Return. 2018.

26.       Team, i., et al. The Use of Returned Martian Samples to Evaluate the Possibility of Extant Life on Mars. in Second International Mars Sample Return. 2018.

27.       Morrison, S.M., et al., Relationships between unit-cell parameters and composition for rock-forming minerals on Earth, Mars, and other extraterrestrial bodies. 2018, Mineralogical Society of America.

28.       Morrison, S.M., et al., Crystal chemistry of martian minerals from Bradbury Landing through Naukluft Plateau, Gale crater, Mars. American Mineralogist, 2018. 103(6): p. 857-871.

29.       National Academies of Sciences, E., and Medicine, et al., An Astrobiology Strategy for the Search for Life in the Universe. 2018.

30.       Rampe, E.B., et al., Mineralogy of Aeolian Sand in Gale Crater, Mars, in Lunar and Planetary Science Conference. 2018.

31.       Rampe, E.B., et al., Sand Mineralogy Within the Bagnold Dunes, Gale Crater, as Observed In Situ and From Orbit. Geophysical Research Letters, 2018. 45: p. 9488-9497.

32.       Rampe, E.B., et al., Using Mineralogy of the Bagnold Dune Field in Gale Crater to Interpret Eolian Sediment Sorting on the Martian Surface. 2018.

33.       Ruff, S., J. Farmer, and M. Juarez Rivera. Testing Alternative Hypotheses for the Origin of Hydrothermal Silica at Home Plate, Mars with Implications for Astrobiology. in Lunar and Planetary Science Conference. 2018.

34.       Ruff, S., et al. Seeking Signs of Life Preserved in Martian Silica. in Second International Mars Sample Return. 2018.

35.       Sherwood Lollar, B., et al., Astrobiology Science Strategy for the Search for Life in the Universe, in AGU Fall Meeting Abstracts. 2018.

36.       Shkolyar, S. and J.D. Farmer, Biosignature Preservation Potential in a Playa Evaporite Mars Analog Field Site: Impacts of Diagenesis and Implications for Mars Exploration, in AGU Fall Meeting Abstracts. 2018.

37.       Shkolyar, S., et al., Detecting Kerogen as a Biosignature Using Colocated UV Time-Gated Raman and Fluorescence Spectroscopy. Astrobiology, 2018. 18: p. 431-453.

38.       Shkolyar, S. and J.D. Farmer, Biosignature Preservation Potential in Playa Evaporites: Impacts of Diagenesis and Implications for Mars Exploration. Astrobiology, 2018. 18: p. 1460-1478.

39.       Skok, J.R., et al., Seeking Signs of Life in Ancient Martian Hot Springs, in AGU Fall Meeting Abstracts. 2018.

40.       Achilles, C.N., et al., Mineralogy of an active eolian sediment from the Namib dune, Gale crater, Mars. Journal of Geophysical Research (Planets), 2017. 122: p. 2344-2361.

41.       Achilles, C., et al., Mineralogy of Rocks and Sediments at Gale Crater, Mars, in EGU General Assembly Conference Abstracts. 2017. p. 10808.

42.       Ashley, J., et al. Field Excursions to Terrestrial Analog Sites for the Fourth International Conference on Early Mars. in Fourth International Conference on Early Mars: Geologic, Hydrologic, and Climatic Evolution and the Implications for Life. 2017.

43.       Bristow, T.F., et al., Surveying Clay Mineral Diversity in the Murray Formation, Gale Crater, Mars, in Lunar and Planetary Science Conference. 2017.

44.       Clifford, S.M., et al., Fourth International Conference on Early Mars: Geologic, Hydrologic, and Climatic Evolution and the Implications for Life: October 2–6, 2017, Flagstaff, Arizona. 2017, Lunar and Planetary Institute.

45.       Rampe, E.B., et al., Mineralogy of an ancient lacustrine mudstone succession from the Murray formation, Gale crater, Mars. Earth and Planetary Science Letters, 2017. 471: p. 172-185.

46.       Rampe, E.B., et al., Mineral Trends in Early Hesperian Lacustrine Mudstone at Gale Crater, Mars, in Lunar and Planetary Science Conference. 2017.

47.       Ruff, S. and J. Farmer. The Case for Silica Sinter in the Columbia Hills of Mars and Why It Matters. in Lunar and Planetary Science Conference. 2017.

48.       Shkolyar, S., et al., Detecting Kerogen as a Biosignature Using Co-located UV Time-Gated Raman and Fuorescence Spectroscopy, in AGU Fall Meeting Abstracts. 2017.

49.       Yen, A.S., et al., Multiple stages of aqueous alteration along fractures in mudstone and sandstone strata in Gale Crater, Mars. Earth and Planetary Science Letters, 2017. 471: p. 186-198.

50.       Calef, F., et al. Geologic mapping of the Mars Science Laboratory landing ellipse. in Annual Planetary Geologic Mappers Meeting. 2016.

51.       Calvin, W. and J. Farmer. Steamboat Spring Field Trip Overview. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

52.       Campbell, K., et al. Tracing Hot-Spring Facies and thier Geothermally Silicified Microbial Textures into the Geologic Record: Relevance for Mars Biosignature Recognition. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

53.       Jahnke, L., M.N. Parenteau, and J.D. Farmer. Organic Biomarker Preservation in Silica-Rich Hydrothermal Systems with Implications to Mars. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

54.       Parenteau, M., et al. Preservation of Organic Compounds in Circumneutral Iron Deposits. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

55.       Ruff, S.W. and J.D. Farmer, Silica deposits on Mars with features resembling hot spring biosignatures at El Tatio in Chile. Nature communications, 2016. 7(1): p. 1-10.

56.       Ruff, S. and J. Farmer. Evidence for an alkali chloride hydrothermal system in the Columbia Hills, Mars. in Lunar and Planetary Science Conference. 2016.

57.       Ruff, S. and J. Farmer. Noachian-Age Silica Deposits on Mars with Features Resembling Modern Hot Spring Biosignatures at El Tatio, Chile. in AGU Fall Meeting Abstracts. 2016.

58.       Ruff, S. and J. Farmer. Opaline Silica Occurrences in the Columbia Hills of Mars: A Case Study in the Hunt for Biosignatures. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

59.       Shkolyar, S. and J.D. Farmer. Impact of Diagenesis on Biosignature Preservation Potential in Playa Lake Evaporites of the Verde Formation, Arizona: Implications for Mars Exploration. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

60.       Skok, J., et al. Seeking Signs of Life in Ancient Martian Hot Springs with Icelandic Analogs. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

61.       Sun, V., et al. Spectral Characterization and Mineralogy/Chemistry of Opaline Silica Samples from Diverse Mars Analog Sites. in Lunar and Planetary Science Conference. 2016.

62.       Zaloumis, J. and J. Farmer. Diagenetic Changes in Microstromatolites from a Modern Cool-Water Travertine Spring. in Biosignature Preservation and Detection in Mars Analog Environments. 2016.

63.       Campbell, K.A., et al., Tracing biosignature preservation of geothermally silicified microbial textures into the geological record. Astrobiology, 2015. 15(10): p. 858-882.

64.       Kah, L., et al., Diagenetic crystal clusters and dendrites, lower Mount Sharp, Gale Crater. 2015.

65.       Rampe, E., et al., Potential cement phases in sedimentary rocks drilled by Curiosity at Gale Crater, Mars. 2015.

66.       Ruff, S. and J. Farmer. Micro-digitate Silica Structures on Earth and Mars: Potential Biosignatures Revealed in the Geyser Field of El Tatio, Chile. in AGU Fall Meeting Abstracts. 2015.

67.       Skok, J.R., et al. Seeking Signs of Life in Nili Patera with Icelandic Sinter Field Exploration. in AGU Fall Meeting Abstracts. 2015.

68.       Sun, V., et al. Hydrated Silica as a Mineralogic Marker for Hesperian Mars: Constraining Environmental Conditions from Orbital and Laboratory Data. in Lunar and Planetary Science Conference. 2015.

69.       Treiman, A., et al., Mineralogy and genesis of the Windjana sandstone, Kimberley area, Gale Crater, Mars. 2015.

70.       Williams, N.R., et al., Evidence for an explosive origin of central pit craters on Mars. Icarus, 2015. 252: p. 175-185.

71.       Beraldi-Campesi, H., J.D. Farmer, and F. Garcia-Pichel, Modern terrestrial sedimentary biostructures and their fossil analogs in Mesoproterozoic subaerial deposits. Palaios, 2014. 29(2): p. 45-54.

72.       Blacksberg, J., et al. Time-Resolved Raman Spectroscopy of Mars Analog Minerals and Organics. in Lunar and Planetary Science Conference. 2014.

73.       Cabrol, N.A., et al., Sands at Gusev Crater, Mars. Journal of Geophysical Research: Planets, 2014. 119(5): p. 941-967.

74.       Clifford, S.M., et al., Introduction to the early mars III special section and key questions from the third international conference on early mars. Journal of Geophysical Research. E. Planets, 2014.

75.       FARMER, J.D. USING EARTH/MARS COMPARISONS TO ASSESS HABITABILITY IN THE FIELD: EDUCATOR SYMPOSIUM AND FIELD TRIP FOR K-12 EDUCATORS. in 2014 GSA Annual Meeting in Vancouver, British Columbia. 2014.

76.       GHOURCHI, M., et al., Geology, alteration, age dating and petrogenesis of intrusive bodies in Halak Abad prospect area, NE Iran. 2014.

77.       Kminek, G., et al., Report of the workshop for life detection in samples from Mars. Life Sciences in Space Research, 2014. 2: p. 1-5.

78.       Newsom, H., et al., Mineralogy of a Mudstone at Yellowknife Bay, Gale Crater, Mars. 2014.

79.       Núnez, J.I., et al., Science applications of a multispectral microscopic imager for the astrobiological exploration of Mars. Astrobiology, 2014. 14(2): p. 132-169.

80.       Parenteau, M.N., et al., Production and early preservation of lipid biomarkers in iron hot springs.Astrobiology, 2014. 14(6): p. 502-521.

81.       Rampe, E.B., et al. Mineralogy of Fluvio-Lacustrine Sediments Investigated by Curiosity during the Prime Mission: Implications for Diagenesis. in AGU Fall Meeting Abstracts. 2014.

82.       Ruff, S.W., et al. Investigating the Habitability and Preservation Potential of Two Aqueous Settings in Gusev Crater, Mars. in AGU Fall Meeting Abstracts. 2014.

83.       Shkolyar, S., J. Farmer, and J. Blacksberg. Identifying High Priority Fossil Biosignatures in Mars Analog Materials Using Raman Spectroscopy. in Eighth International Conference on Mars. 2014.

84.       WILLIAMS, R.M., et al. LITHIFICATION OF SEDIMENTARY ROCKS ON MARS–A VIEW FROM CURIOSITY. in 2014 GSA Annual Meeting in Vancouver, British Columbia. 2014.

85.       Zaloumis, J. and J. Farmer. Microbial Biosignature Preservation at Crystal Geyser, Utah: A Potential Analog for Taphonomic Processes on Mars. in Eighth International Conference on Mars. 2014.

86.       Blacksberg, J., et al. Planetary surface exploration using Raman spectroscopy for minerals and organics. in AGU Fall Meeting Abstracts. 2013.

87.       Blake, D.F., et al., The Mineralogical and Chemical Case for Habitability at Yellowknife Bay, Gale Crater, Mars. 2013.

88.       Bristow, T., et al., The first X-ray diffraction patterns of clay minerals from Gale crater. 2013.

89.       Farmer, J.D., Role of geobiology in the astrobiological exploration of the Solar System. Geological Society of America Special Papers, 2013. 500: p. 567-589.

90.       Jahnke, L., et al. Lipid biomarker production and preservation in acidic ecosystems: Relevance to early Earth and Mars. in AGU Fall Meeting Abstracts. 2013.

91.       Robertson, K., et al. Can Vis-NIR Reflectance Spectra be used to Assess Formation Environments of Opaline Silica on Mars? in Lunar and Planetary Science Conference. 2013.

92.       Shkolyar, S., et al. Identifying Fossil Biosignatures and Minerals in Mars Analog Materials Using Time-Resolved Raman Spectroscopy. in AGU Fall Meeting Abstracts. 2013.

93.       Sumner, D., et al., Preliminary geological map of the Peace Vallis fan integrated with in situ mosaics from the Curiosity rover, Gale Crater, Mars. 2013.

94.       Ten Kate, I.L., et al., Mauna Kea, Hawaii, as an analog site for future planetary resource exploration: results from the 2010 ILSO-ISRU field-testing campaign. Journal of Aerospace Engineering, 2013. 26(1): p. 183-196.

95.       Yingst, R., et al., Characteristics of pebble‐and cobble‐sized clasts along the Curiosity rover traverse from Bradbury Landing to Rocknest. Journal of Geophysical Research: Planets, 2013. 118(11): p. 2361-2380.

96.       Beaty, D., et al., Report of the 2018 Joint Mars Rover Mission Joint Science Working Group (JSWG).2012.

97.       Farmer, J.D. Science priorities for Mars astrobiology. in Concepts and Approaches for Mars Exploration Conference. 2012.

98.       Farmer, J. Exploring for a Martian Fossil Record: Lessons from Earth. in Hydrologic, and Climatic Evolution and the Implications for Life. 2012.

99.       Farmer, J. Mono Lake, California: A Natural Lab for Geomicrobiology. in Hydrologic, and Climatic Evolution and the Implications for Life. 2012.

100.     Jahnke, L., M. Parenteau, and J. Farmer, Microbial Lipid and C Isotopic Biosignatures of a Unique Community at Grand Prismatic Spring, Yellowstone National Park. 2012.

101.     Núñez, J. and J. Farmer. The Multispectral Microscopic Imager: A Compact, Contact Instrument for the In Situ Petrologic Exploration of Planetary Surfaces. in International Workshop on Instrumentation for Planetary Missions. 2012.

102.     Núñez, J., J. Farmer, and R. Sellar. Exploration at the Hand Lens Scale: Results from the 2010 ILSO-ISRU Field Test Using the Multispectral Microscopic Imager. in Lunar and Planetary Science Conference. 2012.

103.     Ruff, S., et al. Investigating the Origin of Silica Occurrences on Mars through Laboratory Observations. in AGU Fall Meeting Abstracts. 2012.

104.     Schopf, J.W., et al., Gypsum-permineralized microfossils and their relevance to the search for life on Mars. Astrobiology, 2012. 12(7): p. 619-633.

105.     Sellar, R., et al. Multispectral Microscopic Imager: Petrography on Mars with a Compact, Contact Instrument. in Concepts and Approaches for Mars Exploration. 2012.

106.     Shkolyar, S. and J. Farmer. Steps towards choosing Martian samples for fossil biosignature analysis of kerogen: fluorescence microscopy and Raman spectroscopy applications to various analog samples. in AGU Fall Meeting Abstracts. 2012.

107.     Yen, A., et al., Definitive mineralogy from the Mars Science Laboratory CheMin instrument. 2012.

108.     Farmer, J., Astrobiology, in Encyclopedia of Earth Sciences Series. 2011, Springer Netherlands. p. 73-79.

109.     Farmer, J., et al. A Petrologic Approach to Assessing Ancient Habitability of Mars at the Microscale. in Lunar and Planetary Science Conference. 2011.

110.     Farmer, J., et al. Multispectral Microscopic Imager (MMI): Multispectral Imaging of Geological Materials at a Handlens Scale. in AGU Fall Meeting Abstracts. 2011.

111.     Marin, N., et al. Compositional and Microtextural Analysis of Basaltic Feedstock Materials Used for the 2010 ISRU Field Tests, Mauna Kea, Hawaii. in AGU Fall Meeting Abstracts. 2011.

112.     Mills, V., et al. Systematic variations in sinter mineralogy, microtexture and diagenesis in modern siliceous hot springs: Clues for interpreting depositional conditions in ancient deposits. in AGU Fall Meeting Abstracts. 2011.

113.     MORADI, N.M., et al., SR-ND ISOTOPIC CHARACTERISTIC, U-PB ZIRCON GEOCHRONOLOGY, AND PETRO GENESIS OF NAJMABAD GRANODIORITE BATHOLITH, EASTERN IRAN. 2011.

114.     Ruff, S.W., et al., Characteristics, distribution, origin, and significance of opaline silica observed by the Spirit rover in Gusev crater, Mars. Journal of Geophysical Research-Planets, 2011. 116: p. 48.

115.     Ruff, S.W., et al., Characteristics, distribution, origin, and significance of opaline silica observed by the Spirit rover in Gusev crater, Mars. Journal of Geophysical Research: Planets, 2011. 116(E7).

116.     Ruff, S., et al. Hydrothermal Occurrences in Gusev Crater. in AGU Fall Meeting Abstracts. 2011.

117.     Sellar, R., J. Farmer, and J. Nunez. Multispectral microimaging as a tool for in situ petrographic analysis and selection of samples for potential return to Earth. in The Importance of Solar System Sample Return Missions to the Future of Planetary Science. 2011.

118.     Allen, C., et al. Lunar Reference Suite to Support Instrument Development and Testing. in Lunar and Planetary Science Conference. 2010.

119.     BERALDI, H. and J. Farmer. Evidence of subaerial environments in the Mesoproterozoic Dripping Spring Quartzite, Apache Group, Arizona. in 2010 GSA Denver Annual Meeting. 2010.

120.     Blake, D., et al. Test and Delivery of the CheMin Mineralogical Instrument for Mars Science Laboratory'11. in Lunar and Planetary Science Conference. 2010.

121.     Fries, M., et al., Extralunar materials in lunar regolith. A White Paper Submitted for the NRC Decadal Survey, 2010.

122.     Jahnke, L., M. Parenteau, and J. Farmer. Lipid Biomarker Preservation in Silica-Depositing Hydrothermal Analogs. in AGU Fall Meeting Abstracts. 2010.

123.     Jahnke, L., M. Parenteau, and J. Farmer. Microbial Biosignatures in a Streamer Mat Community from Silica-depositing, Hydrothermal Grand Prismatic Spring, Yellowstone National Park. in Astrobiology Science Conference 2010: Evolution and Life: Surviving Catastrophes and Extremes on Earth and Beyond. 2010.

124.     Nuñez, J., et al., The multispectral microscopic imager: Integrating microimaging with spectroscopy for the in-situ exploration of the Moon. 2010.

125.     Nuñez, J., et al. The Multispectral Microscopic Imager (MMI) and the Mars Microbeam Raman Spectrometer (MMRS): An Integrated Payload for the In-Situ Exploration of Past and Present Habitable Environments on Mars. in Astrobiology Science Conference 2010: Evolution and Life: Surviving Catastrophes and Extremes on Earth and Beyond. 2010.

126.     NUÑEZ, J.I., J.D. FARMER, and R.G. SELLAR. FIELD ROBOTIC EXPLORATION OF THE MOON AND MARS AT THE HAND LENS SCALE: RESULTS FROM AN ANALOG STUDY. in 2010 GSA Denver Annual Meeting. 2010.

127.     Parenteau, M., et al. Terrestrial iron hot springs as analogs for ancient martian hydrothermal systems. in Astrobiology Science Conference 2010: Evolution and Life: Surviving Catastrophes and Extremes on Earth and Beyond. 2010.

128.     Race, M. and J. Farmer. Planetary Protection Requirements for Mars Sample Return Missions: Recommendations from a 2009 NRC Report. in 38th COSPAR Scientific Assembly. 2010.

129.     Routt, V. and J. Farmer. Microbial Biosignature Capture and Preservation in Oncoid Microbialites of the Rio Mezquites, Cuatro Ciénegas Basin, Mexico. in Astrobiology Science Conference 2010: Evolution and Life: Surviving Catastrophes and Extremes on Earth and Beyond. 2010.

130.     Schopf, J., et al. Molecular chemistry, cellular anatomy, taphonomy and mode of preservation of ancient rock-embedded microscopic fossils. in Astrobiology Science Conference 2010: Evolution and Life: Surviving Catastrophes and Extremes on Earth and Beyond. 2010.

131.     Smith, D., M. Race, and J. Farmer. Reassessment of Planetary Protection Requirements for Mars Sample Return Missions. in 38th COSPAR Scientific Assembly. 2010.

132.     Warner, N.H. and J.D. Farmer, Subglacial Hydrothermal Alteration Minerals in Jokulhlaup Deposits of Southern Iceland, with Implications for Detecting Past or Present Habitable Environments on Mars.Astrobiology, 2010. 10(5): p. 523-547.

133.     Warner, N. and J. Farmer. Sub-Glacial Hydrothermal Alteration Minerals in Sandur Deposits, Iceland: Implications for the Detection of Habitable Hydrous Environments on Mars. in Astrobiology Science Conference 2010: Evolution and Life: Surviving Catastrophes and Extremes on Earth and Beyond. 2010.

134.     Warner, N.H. and J.D. Farmer, Subglacial hydrothermal alteration minerals in jökulhlaup deposits of southern Iceland, with implications for detecting past or present habitable environments on Mars.Astrobiology, 2010. 10(5): p. 523-547.

135.     Allen, C., et al., High-Grading Lunar Samples. 2009.

136.     Allen, C., et al., High-Grading Lunar Samples for Return to Earth. 2009.

137.     Blake, D., et al. The Chemin mineralogical instrument on the Mars Science Laboratory mission. in Lunar and Planetary Science Conference. 2009.

138.     Crumpler, L., et al. Field reconnaissance geologic mapping of the Columbia Hills, Gusev crater from MER Spirit rover and HiRISE observations. in Lunar and Planetary Science Conference. 2009.

139.     JAHNKE, L.L., M.N. PARENTEAU, and J.D. FARMER. MICROBIAL COMMUNITY BIOSIGNATURES IN SILICA-DEPOSITING, THERMAL HOT SPRINGS: GRAND PRISMATIC SPRING, YELLOWSTONE NATIONAL PARK. in 2009 Portland GSA Annual Meeting. 2009.

140.     Nunez, J., et al. Exploring the Moon at the Microscale: Analysis of Apollo Samples with the Multispectral Microscopic Imager (MMI). in AGU Fall Meeting Abstracts. 2009.

141.     Nuñez, J., et al. The multispectral microscopic imager (MMI) with improved spectral range and Resolution. in Lunar and Planetary Science Conference. 2009.

142.     Nuñez, J.I., et al. Analysis of Apollo Samples with the Multispectral Microscopic Imager (MMI). in Annual Meeting of the Lunar Exploration Analysis Group. 2009.

143.     Nunez, J., et al., A multispectral micro-imager for lunar field geology. 2009.

144.     Sellar, R., et al. Design of Illuminators and Extension of Spectral Range for In-Situ Microscopic Imagers. in Workshop on the Microstructure of the Martian Surface. 2009.

145.     Cabrol, N., et al. Diversity of soil textures along Spirit's traverse in Gusev Crater. in AGU Fall Meeting Abstracts. 2008.

146.     Des Marais, D.J., et al., The NASA astrobiology roadmap. Astrobiology, 2008. 8(4): p. 715-730.

147.     Farmer, J.D. Microbialite Biofacies of Hydrothermal Springs. in 2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM. 2008.

148.     Farmer, J. and D.D. Marais, Session 29. The New Mars: Habitability of a Neighbor World.Astrobiology, 2008. 8(2): p. 431-436.

149.     Hofmann, B.A., et al., Subsurface filamentous fabrics: An evaluation of origins based on morphological and geochemical criteria, with implications for exopaleontology. Astrobiology, 2008. 8(1): p. 87-117.

150.     La Spada, G., J.D. Farmer, and F. Lillo, The non-random walk of stock prices: the long-term correlation between signs and sizes. European Physical Journal B, 2008. 64(3-4): p. 607-614.

151.     Lindsley-Griffin, N., et al., Paleogeographic significance of Ediacaran cyclomedusoids within the Antelope Mountain Quartzite, Yreka subterrane, eastern Klamath Mountains, California. The Terrane Puzzle: New Perspectives on Paleontology and Stratigraphy from the North American Cordillera/RB Blodgett, GD Stanley Jr.(eds.). Geol. Soc. Am. Spec. Paper, 2008. 442: p. 1-37.

152.     Marais, D.J.D., et al., The NASA Astrobiology Roadmap. Astrobiology, 2008. 8(4): p. 715-730.

153.     Routt, V.T. and J.D. Farmer. Morphogenesis and Taphonomy of Oncoid Microbialites, Cuatro Cienegas Basin, Coahuila, Mexico. in 2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM. 2008.

154.     Ruff, S., et al. The nature and distribution of silica at Home Plate in Gusev crater, Mars: Evidence for a hydrothermal system. in Lunar and Planetary Science Conference. 2008.

155.     Sellar, R., J. Farmer, and M. Robinson. Multispectral Hand Lens and Field Microscope. in Joint Annual Meeting of LEAG-ICEUM-SRR. 2008.

156.     Squyres, S.W., et al., Detection of silica-rich deposits on Mars. Science, 2008. 320(5879): p. 1063-1067.

157.     Squyres, S.W., et al., Detection of silica-rich deposits on Mars. Science, 2008. 320(5879): p. 1063-1067.

158.     Thomas, M. and J. Farmer. Biofilm-Mediated Carbonate Precipitation in Mono Lake Tufas: Evidence of Seasonal Variations in Primary Minerals and Microfabrics. in 2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM. 2008.

159.     Warner, N.H. and J.D. Farmer, Importance of aeolian processes in the origin of the north polar chasmata, Mars. Icarus, 2008. 196(2): p. 368-384.

160.     Warner, N.H. and J.D. Farmer. Importance of aeolian processes in the origin of the north polar chasmata, Mars. 2008. Academic Press Inc Elsevier Science.

161.     Warner, N.H. and J.D. Farmer, The origin of conical mounds at the mouth of Chasma Boreale.Journal of Geophysical Research-Planets, 2008. 113(E11).

162.     Warner, N. and J. Farmer. Laboratory and Remote Identification of Hydrothermal Alteration Materials Associated with Sub-Glacial Outflood Surfaces in Iceland. in Lunar and Planetary Science Conference. 2008.

163.     Warner, N. and J. Farmer. Martian north polar conical mounds: a reassessment of the volcanic origin hypothesis. in Lunar and Planetary Science Conference. 2008.

164.     Warner, N.H. and J.D. Farmer. Hydrothermal Mineral Signatures in Icelandic Outflood Deposits and the Search for Ancient Hydrothermal Systems on Mars. in 2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM. 2008.

165.     Warner, N.H. and J.D. Farmer, The origin of conical mounds at the mouth of Chasma Boreale.Journal of Geophysical Research: Planets, 2008. 113(E11).

166.     Wilkens, N.D., K.B. Pigg, and J.D. Farmer. Bennettitaleans (cycadeoids) of the Early Jurassic Navajo Sandstone. in 2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM. 2008.

167.     FARMER, J.D. SPRING DEPOSITS: ARCHIVES FOR PALEOENVIRONMENTAL AND PALEOBIOLOGICAL INFORMATION. in 2007 GSA Denver Annual Meeting. 2007.

168.     Gomez, F., A. Aguilera, and R. Amils, Soluble ferric iron as an effective protective agent against UV radiation: Implications for early life. Icarus, 2007. 191(1): p. 352-359.

169.     Perry, R.S., et al., Defining biominerals and organominerals: Direct and indirect indicators of life.Sedimentary Geology, 2007. 201(1-2): p. 157-179.

170.     Perry, R.S., et al., Defining biominerals and organominerals: direct and indirect indicators of life.Sedimentary Geology, 2007. 201(1-2): p. 157-179.

171.     Ruff, S., et al. Evidence for a possible siliceous sinter deposit at home plate in Gusev Crater. in AGU Fall Meeting Abstracts. 2007.

172.     Sellar, R., et al. Improved spectrometric capabilities for in-situ microscopic imagers. in Seventh International Conference on Mars. 2007.

173.     Warner, N. and J. Farmer. Importance of Aeolian Processes in the Origin of the North Polar Chasmata. in Lunar and Planetary Science Conference. 2007.

174.     Warner, N. and J. Farmer. Long-Term Aeolian Modification of the North Polar Cap and Formation of the North Polar Chasmata, Mars. in Seventh International Conference on Mars. 2007.

175.     Arvidson, R.E., et al., Overview of the Spirit Mars Exploration Rover Mission to Gusev Crater: Landing site to Backstay Rock in the Columbia Hills. Journal of Geophysical Research-Planets, 2006. 111(E2): p. 22.

176.     Birgel, D., et al., Lipid biomarker patterns of methane-seep microbialites from the Mesozoic convergent margin of California. Organic Geochemistry, 2006. 37(10): p. 1289-1302.

177.     Birgel, D., et al., Lipid biomarker patterns of methane-seep microbialites from the Mesozoic convergent margin of California. Organic Geochemistry, 2006. 37(10): p. 1289-1302.

178.     Cabrol, N.A., et al., Aqueous processes at Gusev crater inferred from physical properties of rocks and soils along the Spirit traverse. Journal of Geophysical Research-Planets, 2006. 111(E2): p. 15.

179.     Cabrol, N., et al., Aqueous processes at Gusev crater inferred from physical properties of rocks and soils along the Spirit traverse. Journal of Geophysical Research: Planets, 2006. 111(E2).

180.     Elser, J.J., et al., Early Cambrian food webs on a trophic knife-edge? A hypothesis and preliminary data from a modern stromatolite-based ecosystem. Ecology Letters, 2006. 9(3): p. 292-300.

181.     Elser, J.J., et al., Early Cambrian food webs on a trophic knife‐edge? A hypothesis and preliminary data from a modern stromatolite‐based ecosystem. Ecology Letters, 2006. 9(3): p. 295-303.

182.     Farmer, J.D., Subsurface hydrothermal systems as havens for Martian life. Geochimica Et Cosmochimica Acta, 2006. 70(18): p. A166-A166.

183.     Farmer, J.D. Subsurface hydrothermal systems as havens for Martian life. 2006. Pergamon-Elsevier Science Ltd.

184.     Farmer, J.D., Subsurface hydrothermal systems as Havens for Martian life. Geochimica et Cosmochimica Acta, 2006. 18(70): p. A166.

185.     Herkenhoff, K.E., et al., Overview of the Microscopic Imager Investigation during Spirit's first 450 sols in Gusev crater. Journal of Geophysical Research-Planets, 2006. 111(E2): p. 30.

186.     Learner, Z., et al. Surface coatings at Meridiani Planum, Mars. in 37th Annual Lunar and Planetary Science Conference. 2006.

187.     LINDSLEY-GRIFFIN, N., J.R. GRIFFIN, and J.D. FARMER. Paleogeographic links between Yreka Terrane (Klamath Mountains, Northern California) and Alaska's Nixon Fork and Alexander Terranes. in 102nd Annual Meeting of the Cordilleran Section, GSA, 81st Annual Meeting of the Pacific Section, AAPG, and the Western Regional Meeting of the Alaska Section, SPE. 2006.

188.     Lindsley-Griffin, N., et al., Ediacaran cyclomedusoids and the paleogeographic setting of the Neoproterozoic–early Paleozoic Yreka and Trinity terranes, eastern Klamath Mountains, California.Geological Studies in the Klamath Mountains Province, California and Oregon: A Volume in Honor of William P. Irwin, 2006. 410: p. 411.

189.     McSween, H.Y., et al., Characterization and petrologic interpretation of olivine-rich basalts at Gusev Crater, Mars. Journal of Geophysical Research-Planets, 2006. 111(E2).

190.     McSween, Y., et al., Characterization and petrologic interpretation of olivine-rich basalts at Gusev Crater, Mars. Journal of Geophysical Research-Planets, 2006. 111(E2): p. 17.

191.     Mix, L.J., et al., The astrobiology primer: An outline of general knowledge - Version 1, 2006.Astrobiology, 2006. 6(5): p. 735-813.

192.     Sellar, R.G., et al. Multispectral microimager for astrobiology. in Instruments, Methods, and Missions for Astrobiology IX. 2006. International Society for Optics and Photonics.

193.     Souza, V., et al., An endangered oasis of aquatic microbial biodiversity in the Chihuahuan desert.Proceedings of the National Academy of Sciences of the United States of America, 2006. 103(17): p. 6565-6570.

194.     Souza, V., et al., An endangered oasis of aquatic microbial biodiversity in the Chihuahuan desert.Proceedings of the National Academy of Sciences, 2006. 103(17): p. 6565-6570.

195.     Squyres, S.W., et al., Overview of the Opportunity Mars Exploration Rover mission to Meridiani Planum: Eagle crater to Purgatory ripple. Journal of Geophysical Research-Planets, 2006. 111(E12): p. 19.

196.     Warner, N. and J. Farmer. Morphologic Observations of Chasma Boreale, Mars Using MOC, THEMIS, and MOLA: Origins Revisted. in 37th Annual Lunar and Planetary Science Conference. 2006.

197.     ADACHI, T. and J. FARMER, USING PETROFABRICS AND OXYGEN ISOTOPES TO RECONSTRUCT THE PALEOTEMPERATURE FRAMEWORK OF ANCIENT HOT-SPRING DEPOSITS: AN EXAMPLE FROM DEATH VALLEY, CA. Viva origino, 2005. 33(2): p. 92.

198.     Beaty, D.W., et al., Key science questions from the second conference on early Mars: Geologic, hydrologic, and climatic evolution and the implications for life. Astrobiology, 2005. 5(6): p. 663-689.

199.     Beaty, D.W., et al., Key science questions from the second conference on early Mars: geologic, hydrologic, and climatic evolution and the implications for life. Astrobiology, 2005. 5(6): p. 663-689.

200.     Crumpler, L.S., et al., Mars Exploration Rover Geologic traverse by the Spirit rover in the Plains of Gusev Crater, Mars. Geology, 2005. 33(10): p. 809-812.

201.     Crumpler, L.S., et al., Mars Exploration Rover geologic traverse by the Spirit rover in the plains of Gusev crater, Mars. Geology, 2005. 33(10): p. 809-812.

202.     DesMarais, D., et al., Astrobiology and the basaltic plains in Gusev crater. 2005.

203.     Elser, J.J., et al., Effects of phosphorus enrichment and grazing snails on modern stromatolitic microbial communities. Freshwater Biology, 2005. 50(11): p. 1808-1825.

204.     Elser, J.J., et al., Effects of phosphorus enrichment and grazing snails on modern stromatolitic microbial communities. Freshwater Biology, 2005. 50(11): p. 1808-1825.

205.     Farmer, J., Astrobiology at Arizona State University: An Overview of Accomplishments. 2005.

206.     FARMER, J.D. Case-hardening of rocks on Mars: evidence for water-mediated weathering processes. in Retrieved from 2005 Salt Lake City Annual Meeting (October 16–19, 2005): http://gsa. confex. com/gsa/2005AM/finalprogram/abstract_96845. htm. 2005.

207.     FARMER, J.D. HYDROTHERMAL ENVIRONMENTS AND PLANETARY HABITABILITY: IS THERMOPHILY THE MOST COMMON PATHWAY OF BIOSPHERE EMERGENCE IN THE COSMOS? in 2005 Salt Lake City Annual Meeting. 2005.

208.     FARMER, J.D. ROLE OF INTEGRATED MICROSCALE IMAGING AND SPECTROSCOPY IN THE EXPLORATION FOR ANCIENT HABITABLE ENVIRONMENTS ON MARS. in 2005 Salt Lake City Annual Meeting. 2005.

209.     FARMER, J.D., THE FUTURE OF MARS ASTROBIOLOGY. 2005.

210.     Farmer, J., et al., Compact micro-imaging spectrometer. 2005.

211.     Grant, F., J. Farmer, and M. Team. Spirit's traverse to the Columbia Hills: Systematic variations in clast morphometry and texture of pebble to cobble sized clasts, with implications for geological processes and history. in AGU Spring Meeting Abstracts. 2005.

212.     GRANT, F.D., J. Farmer, and A.S. Team. Spirit's traverse to the Columbia Hills: Systematic variations in clast morphology of pebble to cobble‐sized clasts, with implications for geological processes and history. in 2005 Salt Lake City Annual Meeting. 2005.

213.     Haskin, L.A., et al., Water alteration of rocks and soils on Mars at the Spirit rover site in Gusev crater.Nature, 2005. 436(7047): p. 66-69.

214.     Haskin, L.A., et al., Water alteration of rocks and soils on Mars at the Spirit rover site in Gusev crater.Nature, 2005. 436(7047): p. 66-69.

215.     Knoll, A.H., et al., An astrobiological perspective on Meridiani Planum. Earth and Planetary Science Letters, 2005. 240(1): p. 179-189.

216.     Knoll, A.H., et al., An astrobiological perspective on Meridiani Planum. Earth and Planetary Science Letters, 2005. 240(1): p. 179-189.

217.     Learner, Z., et al. Fracture Fills and Surface Coatings at Meridiani Planum, Mars. in Bulletin of the American Astronomical Society. 2005.

218.     LINDSLEY-GRIFFIN, N., et al., REINTERPRETING THE SWEAT HYPOTHESIS FROM THE PERSPECTIVE OF EDIACARAN CYCLOMEDUSOIDS: THE BASK CONNECTION (BALTICA-ALASKA-SIBERIA-KLAMATH. 2005.

219.     McLennan, S.M., et al., Provenance and diagenesis of the evaporite-bearing Burns formation, Meridiani Planum, Mars. Earth and Planetary Science Letters, 2005. 240(1): p. 95-121.

220.     McLennan, S.M., et al., Provenance and diagenesis of the evaporite-bearing Burns formation, Meridiani Planum, Mars. Earth and Planetary Science Letters, 2005. 240(1): p. 95-121.

221.     Stockstill, K.R., et al., Thermal Emission Spectrometer hyperspectral analyses of proposed paleolake basins on Mars: No evidence for in-place carbonates. Journal of Geophysical Research-Planets, 2005. 110(E10): p. 23.

222.     Stockstill, K.R., et al., Thermal Emission Spectrometer hyperspectral analyses of proposed paleolake basins on Mars: No evidence for in‐place carbonates. Journal of Geophysical Research: Planets, 2005. 110(E10).

223.     Wilkens, N.D., J. Farmer, and K. Pigg. Exceptional paleobotanical remains preserved in Navajo Sandstone interdune deposits near Moab, Utah. in 2005 Salt Lake City Annual Meeting. 2005.

224.     Baldridge, A.M., J.D. Farmer, and J.E. Moersch, Mars remote-sensing analog studies in the Badwater Basin, Death Valley, California. Journal of Geophysical Research-Planets, 2004. 109(E12): p. 18.

225.     Baldridge, A.M., J.D. Farmer, and J.E. Moersch, Mars remote‐sensing analog studies in the Badwater Basin, Death Valley, California. Journal of Geophysical Research: Planets, 2004. 109(E12).

226.     Bell III, J., et al. Pancam Imaging of the Mars Exploration Rover Landing Sites in Gusev Crater and Meridiani Planum. in Lunar and Planetary Science Conference. 2004.

227.     Bell, J.F., et al., Pancam multispectral imaging results from the Spirit Rover at Gusev crater. Science, 2004. 305(5685): p. 800-806.

228.     Bell, J., et al., Pancam multispectral imaging results from the Spirit rover at Gusev Crater. Science, 2004. 305(5685): p. 800-806.

229.     Cabrol, N., et al. Spirit at Gusev Crater: Preliminary Observations, Potential Processes and Hypotheses. in Lunar and Planetary Science Conference. 2004.

230.     Calvin, W., et al. " Blueberries": A Summary of the Hematite Concretions Found at the Opportunity Landing Site. in Second Conference on Early Mars: Geologic, Hydrologic, and Climatic Evolution and the Implications for Life. 2004.

231.     Clifford, S., et al. Second Conference on Early Mars: Geologic, Hydrologic, and Climatic Evolution and the Implications for Life. in Second Conference on Early Mars: Geologic, Hydrologic, and Climatic Evolution and the Implications for Life. 2004.

232.     Crumpler, L., et al. MER field geologic traverse in Gusev Crater, Mars: initial results from the perspective of Spirit. in Lunar and Planetary Science Conference. 2004.

233.     Farmer, J. Targeting sites for future astrobiological missions to Mars. in Second Conference on Early Mars: Geologic, Hydrologic, and Climatic Evolution and the Implications for Life. 2004.

234.     FARMER, J.D. FACTORS CONTROLLING MICROBIAL BIOSIGNATURE PRESERVATION IN HOT SPRING DEPOSITS. in 2004 Denver Annual Meeting. 2004.

235.     Farmer, J.D., Microbial Paleontology, Mineralogy and Geochemistry of Modern and Ancient Thermal Spring Deposits and Their Recognition on the Early Earth and Mars. 2004.

236.     Garcia-Pichel, F., et al., Balance between microbial calcification and metazoan bioerosion in modern stromatolitic oncolites. Geobiology, 2004. 2(1): p. 49-57.

237.     Garcia‐Pichel, F., et al., Balance between microbial calcification and metazoan bioerosion in modern stromatolitic oncolites. Geobiology, 2004. 2(1): p. 49-57.

238.     Grant, J.A., et al., Surficial deposits at Gusev crater along Spirit Rover traverses. Science, 2004. 305(5685): p. 807-810.

239.     Grant, J.A., et al., Surficial deposits at Gusev crater along Spirit rover traverses. Science, 2004. 305(5685): p. 807-810.

240.     Greeley, R., et al., Wind-related processes detected by the Spirit rover at Gusev Crater, Mars.Science, 2004. 305(5685): p. 810-+.

241.     Greeley, R., et al., Wind-related processes detected by the Spirit rover at Gusev Crater, Mars.Science, 2004. 305(5685): p. 810-813.

242.     Jahnke, L.L., et al., Lipid biomarker and carbon isotopic signatures for stromatolite-forming, microbial mat communities and Phormidium cultures from Yellowstone National Park. Geobiology, 2004. 2(1): p. 31-47.

243.     Jahnke, L.L., et al., Lipid biomarker and carbon isotopic signatures for stromatolite‐forming, microbial mat communities and Phormidium cultures from Yellowstone National Park. Geobiology, 2004. 2(1): p. 31-47.

244.     Landis, G., et al., Transient liquid water as a mechanism for induration of soil crusts on Mars. 2004.

245.     McSween, H.Y., et al., Basaltic rocks analyzed by the Spirit rover in Gusev Crater. Science, 2004. 305(5685): p. 842-845.

246.     Squyres, S.W., et al., The Spirit Rover's Athena Science Investigation at Gusev Crater, Mars.Science, 2004. 305(5685): p. 794-799.

247.     Squyres, S.W., et al., The Opportunity Rover's Athena science investigation at Meridiani Planum, Mars. Science, 2004. 306(5702): p. 1698-1703.

248.     Cabrol, N.A., et al., Exploring Gusev Crater with Spirit: Review of science objectives and testable hypotheses. Journal of Geophysical Research-Planets, 2003. 108(E12): p. 21.

249.     Cady, S.L., et al., Morphological biosignatures and the search for life on Mars. Astrobiology, 2003. 3(2): p. 351-368.

250.     Clifford, S., et al. Third International Conference on Mars Polar Science and Exploration. in Third International Conference on Mars Polar Science and Exploration. 2003.

251.     Des Marais, D.J., et al., The NASA astrobiology roadmap. Astrobiology, 2003. 3(2): p. 219-235.

252.     Farmer, J. Exploring for Biosignatures of Extant Life in Martian Ground Ice. in AGU Fall Meeting Abstracts. 2003.

253.     FARMER, J.D. EXTREME LIFE, PRECAMBRIAN PALEONTOLOGY AND THE ASTROBIOLOGICAL EXPLORATION OF THE SOLAR SYSTEM. in 2003 Seattle Annual Meeting. 2003.

254.     Greeley, R., et al., Eos Chasma, Mars: Regional setting for a potential landing site for astrobiology.Journal of Geophysical Research-Planets, 2003. 108(E12): p. 13.

255.     Greeley, R., et al., Eos Chasma, Mars: Regional setting for a potential landing site for astrobiology.Journal of Geophysical Research: Planets, 2003. 108(E12).

256.     Greeley, R., et al., Eos Chasma, Mars: Regional setting for a potential landing site for astrobiology: Mars exploration rover mission and landing sites. Journal of geophysical research, 2003. 108(E12): p. ROV24. 1-ROV24. 13.

257.     Lindsley-Griffin, N., J.R. Griffin, and J.D. Farmer. Significance of Ediacaran cyclomedusids and other Pacific rim biota in the Yreka terrane, eastern Klamath Mountains, California. in Geological Society of America, Abstracts with Programs. 2003.

258.     Marais, D.J.D., et al., The NASA astrobiology roadmap. Astrobiology, 2003. 3(2): p. 219-235.

259.     Marais, D., et al., The NASA astrobiology roadmap. Astrobiology, 2003. 3(2): p. 219-235.

260.     Payne, M. and J. Farmer. Testing the Pseudocrater Hypothesis. in Sixth International Conference on Mars. 2003.

261.     Payne, M. and J. Farmer. Using Mars Orbiter Laser Altimeter Data to Detect Subglacial Features at the Residual North Polar Ice Cap. in Third International Conference on Mars Polar Science and Exploration. 2003.

262.     Stockstill, K., et al. Global Search for Evaporite Deposits in Putative Paleolake Basins on Mars Using TES Data. in Sixth International Conference on Mars. 2003.

263.     Stockstill, K., et al. TES Hyperspectral Mapping of Proposed Paleolake Basins in the Aeolis Quadrangle of Mars: A Search for Aqueous Minerals. in Lunar and Planetary Science Conference. 2003.

264.     Campbell, K.A., J.D. Farmer, and D. Des Marais, Ancient hydrocarbon seeps from the Mesozoic convergent margin of California: carbonate geochemistry, fluids and palaeoenvironments. Geofluids, 2002. 2(2): p. 63-94.

265.     Campbell, K., J. Farmer, and D. Des Marais, Ancient hydrocarbon seeps from the Mesozoic convergent margin of California: carbonate geochemistry, fluids and palaeoenvironments. Geofluids, 2002. 2(2): p. 63-94.

266.     FARMER, J.D. HYDROTHERMAL SYSTEMS AND THE SEARCH FOR EXTRATERRESTRIAL LIFE. in 2002 Denver Annual Meeting. 2002.

267.     Farmer, J. Landing Site Selection for Mars Sample Return. in AGU Spring Meeting Abstracts. 2002.

268.     Farmer, J. Prospecting for modern and ancient hydrothermal systems on Mars: Implications for astrobiology and the exploration for past or present life. in AGU Fall Meeting Abstracts. 2002.

269.     Garcia-Pichel, F., B.D. Wade, and J.D. Farmer, Jet-suspended, calcite-ballasted cyanobacterial waterwarts in a desert spring. Journal of Phycology, 2002. 38(3): p. 420-428.

270.     Garcia-Pichel, F., B.D. Wade, and J.D. Farmer, Jet-suspended, calcite-ballasted cyanobacterial waterwarts in a desert spring (vol 38, pg 420, 2002). Journal of Phycology, 2002. 38(5): p. 1065-1065.

271.     Garcia-Pichel, F., B. Wade, and J. Farmer, Jet-suspended, calcite-ballasted cyanobacterial waterwarts in a desert spring (vol 38, pg 420, 2002). JOURNAL OF PHYCOLOGY, 2002. 38(5): p. 1065-1065.

272.     Garcia‐Pichel, F., B.D. Wade, and J.D. Farmer, JET‐SUSPENDED, CALCITE‐BALLASTED CYANOBACTERIAL WATERWARTS IN A DESERT SPRING1. Journal of phycology, 2002. 38(3): p. 420-428.

273.     Grin, E., et al. Exploring Gusev with MER A. in AGU Fall Meeting Abstracts. 2002.

274.     Payne, M. and J. Farmer. Looking Through the Ice: Searching for Past and Present Habitable Zones in the Martian North Polar Region Using MOLA DEMs. in AGU Fall Meeting Abstracts. 2002.

275.     Pichel-Garcia, F., B.D. Wade, and J.D. Farmer, Jet-Suspended, Calcite-Ballasted Cyanobacterial Waterwarts in a Desert Spring. 2002.

276.     Stockstill, K., et al. TES Hyperspectral Mapping of Putative Martian Paleolake Basins in the Aeolis Quadrangle. in AGU Fall Meeting Abstracts. 2002.

277.     Baldridge, A.M., J.D. Farmer, and J.E. Moersch. Confirmation of Spectrally Interpreted Mineralogy of Badwater Basin, Death Valley, CA: Applications to Identification of Evaporite Minerals on the Martian Surface. in General Meeting of the NASA Astrobiology Insititute. 2001.

278.     Baldridge, A.M., J. Farmer, and J. Moersch. Mars remote sensing analog studies in the Badwater Basin, Death Valley: analysis of ground truth. in Abstracts with Programs, Geological Society of America Annual Meeting. 2001.

279.     Baldridge, A., J. Farmer, and J. Moersch. Remote Sensing of Terrestrial Analogs for Evaporite Basins on Mars: Analysis of Groundtruth. in AGU Fall Meeting Abstracts. 2001.

280.     Davis, R., L. Unser, and J. Farmer. Astrobiology at Arizona State University: Program Overview and Research/Outreach Highlights. in General Meeting of the NASA Astrobiology Insititute. 2001.

281.     Farmer, J.D., Exploring for a Fossil Record of Extraterrestrial Life, in Palaeobiology II, D.E.G. Briggs and P.R. Crowther, Editors. 2001, Blackwell Science: Osney Mead, Oxford ; Malden, MA. p. 10-15.

282.     Farmer, J.D., Astrobiology Space Missions: What Will We Find on Mars, Europa...? Astrobiology, 2001. 1(3).

283.     FARMER, J.D., CONTROLS ON MICROBIAL BIOSIGNATURE PRESERVATION IN SUBAERIAL HYDROTHERMAL SPRINGS, YELLOWSTONE NATIONAL PARK. 2001.

284.     Farmer, J.D. Exploring for Martian Life: Recent Results and Future Opportunities. in General Meeting of the NASA Astrobiology Insititute. 2001.

285.     Farmer, J., et al. Mars 2003: site priorities for astrobiology. in First Landing Site Workshop for the 2003 Mars Exploration Rovers. 2001.

286.     Farmer, J., Exploring for a fossil record of extraterrestrial life. Palaeobiology II, 2001: p. 8-13.

287.     Kuzmin, R., et al. Eos Chasma as a potential site for the MER-A landing. in First Landing Site Workshop for the 2003 Mars Exploration Rovers. 2001.

288.     MOERSCH, J.E. and J. FARMER. Searching for evaporites on Mars: remote sensing of terrestrial analogs for putative martian paleolake basins. in GSA Annual Meeting, November 5-8, 2001. 2001.

289.     Moersch, J., J. Farmer, and A. Baldridge. Remote Sensing of Evaporite Minerals in Badwater Basin, Death Valley, at Varying Spatial Scales and in Different Spectral Regions. in Field Trip and Workshop on the Martian Highlands and Mojave Desert Analogs. 2001.

290.     Nelson, D., et al. Durius Valles outflow basin, Mars- Proposed site for MER-A. in Landing Site Workshop for the 2003 Mars Exploration Rovers, 1 st, Mountain View, CA. 2001.

291.     Nelson, D., et al. Durius Valles Outflow Basin: Proposed Site for MER-A. in First Landing Site Workshop for the 2003 Mars Exploration Rovers. 2001.

292.     Nelson, D., J. Farmer, and R. Greeley, Hydrologic history of south Elysium basin-north Terra Cimmeria area, Mars. Lunar and Planetary Science XXXII, Houston, TX, 2001.

293.     Payne, M.C. and J.D. Farmer. Volcano-Ice Interactions And The Exploration For Extant Martian Life. in AGU Fall Meeting Abstracts. 2001.

294.     Clifford, S.M., et al., The state and future of Mars polar science and exploration. Icarus, 2000. 144(2): p. 210-242.

295.     Clifford, S.M., et al. The state and future of Mars polar science and exploration. 2000. Academic Press Inc.

296.     Farmer, J.D., Hydrothermal systems: doorways to early biosphere evolution. GSA Today, 2000. 10(7): p. 1-9.

297.     Farmer, J., Strategies for the astrobiological exploration of Mars. Concepts and approaches for Mars exploration, 2000. 1.

298.     Fouke, B.W., et al., Depositional facies and aqueous-solid geochemistry of travertine-depositing hot springs (Angel Terrace, Mammoth Hot Springs, Yellowstone National Park, USA). Journal of Sedimentary Research, 2000. 70(3): p. 565-585.

299.     Hofmann, B.A. and J.D. Farmer, Filamentous fabrics in low-temperature mineral assemblages: are they fossil biomarkers? Implications for the search for a subsurface fossil record on the early Earth and Mars. Planetary and Space Science, 2000. 48(11): p. 1077-1086.

300.     Hofmann, B.A. and J.D. Farmer. Filamentous fabrics in low-temperature mineral assemblages: are they fossil biomarkers? Implications for the search for a subsurface fossil record on the early Earth and Mars. 2000. Pergamon-Elsevier Science Ltd.

301.     Hofmann, B. and J. Farmer, Filamentous fabrics in low-temperature mineral assemblages: are they fossil biomarkers? Implications for the search for a subsurface fossil record on the early Earth and Mars. Planetary and Space Science, 2000. 48(11): p. 1077-1086.

302.     Jahnke, L.L., et al., Hopanoid Biomarker Preservation In Coniform (Phormidium) Stromatolites in Siliceous Thermal Springs, Yellowstone National Park. 2000.

303.     Kuzmin, R., et al., Geologic mapping of the Ma’adim Vallis-Gusev crater region of Mars. US. Geol. Surv. Misc. Inv. Ser. MTM, 2000: p. 2256-2257.

304.     Landheim, R., et al., Mars exobiology sites for future exploration, in Science and Technology Series. 2000. p. 147-154.

305.     Moersch, J., J. Farmer, and S. Hook, Detectability of Martian Evaporites: Terrestrial Analog Studies with MASTER Data. 2000.

306.     Moersch, J., T. Roush, and J. Farmer. Hyperspectral Imaging Experiments in Preparation for Upcoming Mars Missions. in Lunar and Planetary Science Conference. 2000.

307.     Moersch, J., T. Roush, and J. Farmer, Hyperspectral Imaging Experiments in Preparation for Upcoming Mars Surface Missions. 2000.

308.     Nelson, D., J. Farmer, and R. Greeley. Isidis Rim, Mars, as a Potential Site for Astrobiology. in Lunar and Planetary Science Conference. 2000.

309.     Nelson, D., et al. Potential ancient fluvial deposits at the Amenthes Rupes paleolake, Mars. in Lunar and Planetary Science Conference. 2000.

310.     Agresti, D., et al. A Mössbauer Study of an Iron-rich Hydrothermal Vent Mound, with Implications for Mars Exploration. in Lunar and Planetary Science Conference. 1999.

311.     Burde, S., et al. Fluorescent Staining of Microfossils Using Biological Stains. in Lunar and Planetary Science Conference. 1999.

312.     Farmer, J.D. and D.J. Des Marais, Exploring for a record of ancient Martian life. Journal of Geophysical Research-Planets, 1999. 104(E11): p. 26977-26995.

313.     Farmer, J.D. Environmental and mineralogical controls on fossilization: key elements in a strategy for Mars exopaleontology. in The Fifth International Conference on Mars. 1999.

314.     Farmer, J.D. and D.J. Des Marais, Exploring for a record of ancient Martian life. Journal of Geophysical Research: Planets, 1999. 104(E11): p. 26977-26995.

315.     Farmer, J., et al., Site Selection for the MGS'01 Mission: An Astrobiological Perspective. msls, 1999: p. 30.

316.     FARMER, J., 1.1. 2 Exploring for a Fossil Record of Extraterrestrial Life. Origin of Life, 1999. 11: p. 108.

317.     Farmer, J. Taphonomic modes in microbial fossilization. in Size Limits of Very Small Microorganisms: Proceedings of a Workshop, Space Studies Board, National Research Council, National Academies Press, Washington, DC. 1999. National Academies Press Washington, DC.

318.     Farmer, J., et al. The Elysium Basin-Terra Cimmeria Region of Mars as a Target for Mars Exopaleontology. in Lunar and Planetary Science Conference. 1999.

319.     Maurette, M., et al., New types of biogenic structures in minerals and rocks from non-sedimentary environments: future applications to the search for ancient life forms in Martian rocks. 1999.

320.     Wade, M.L., et al., A Mossbauer investigation of iron-rich terrestrial hydrothermal vent systems: Lessons for Mars exploration. Journal of Geophysical Research-Planets, 1999. 104(E4): p. 8489-8507.

321.     Wade, M.L., et al., A Mössbauer investigation of iron‐rich terrestrial hydrothermal vent systems: Lessons for Mars exploration. Journal of Geophysical Research: Planets, 1999. 104(E4): p. 8489-8507.

322.     Clifford, S., et al., Introduction to special section: Early Mars. Journal of Geophysical Research-Planets, 1998. 103(E13): p. 31405-31405.

323.     Clifford, S., et al., Introduction to special section: early Mars. Journal of geophysical research, 1998. 103(E13): p. 31405-31405.

324.     Farmer, J., Thermophiles, early biosphere evolution, and the origin of life on Earth: Implications for the exobiological exploration of Mars. Journal of Geophysical Research-Planets, 1998. 103(E12): p. 28457-28461.

325.     Farmer, J., Site Selection for Mars Exopaleontology in 2001. 1998.

326.     Farmer, J., Thermophiles, early biosphere evolution, and the origin of life on Earth: implications for the exobiological exploration of Mars. Journal of Geophysical Research: Planets, 1998. 103(E12): p. 28457-28461.

327.     Farmer, J. Optimizing the Search for a Fossil Record of Ancient Martian Life. in Martian Meteorites: Where do we Stand and Where are we Going? Abstracts from a workshop. 1998.

328.     Farmer, J. and D. Des Marais, Exopaleontology and Mars. Mars Underground News, Vol. 10, No. 1, p. 3-5, 1998. 10: p. 3-5.

329.     Jahnke, L.L., J.D. Farmer, and H.P. Klein, Molecular Biomarkers in Living Stromatolites. 1998.

330.     Nelson, D., et al. GEOLOGY AND LANDING SITES OF THE ELYSIUM BASIN-TERRA CIMMERIA REGION, MARS. in Mars Surveyor 2001 Landing Site Workshop. 1998. NASA Ames-Research Center Moffett Field, CA.

331.     Newsom, H. and J. Farmer, Introduction to Early Mars. 1998.

332.     Walter, M.R., et al., Palaeontology of Devonian thermal spring deposits, Drummond Basin, Australia.Alcheringa, 1998. 22(3-4): p. 285-314.

333.     Walter, M., et al., Palaeontology of Devonian thermal spring deposits, Drummond basin, Australia.Alcheringa, 1998. 22(4): p. 285-314.

334.     Westall, F., et al. Instrumentation: Analytical Capabilities on Mars. in Mars Field Geology, Biology. and Paleontology Workshop. 1998.

335.     Arvidson, R., et al. Rocky 7 prototype Mars rover: Field experiments in the Mojave desert, California. in Lunar and Planetary Science Conference. 1997.

336.     Cady, S.L., et al., Hyperthermophilic biofilms, silica, and preservation of biogenicity. Abstracts of Papers of the American Chemical Society, 1997. 213: p. 151-GEOC.

337.     Cady, S., et al. Microbial diversity in hyperthermophilic biofilms- Implications for recognizing biogenicity in hydrothermal mineral deposits. in Conference on Early Mars: Geologic and Hydrologic Evolution, Physical and Chemical Environments, and the Implications for Life, Houston, TX. 1997.

338.     Cady, S., et al. Microbial Diversity in Hyperthermophilic Biofilms: Implications for Recognizing Biogenicity in Hydrothermal Deposits. in Early Mars: Geologic and Hydrologic Evolution, Physical and Chemical Environments, and the Implications for Life. 1997.

339.     Cady, S., et al. Hyperthermophilic biofilms, silica, and preservation of biogenicity. in Abstracts of Papers of the American Chemical Society. 1997. AMER CHEMICAL SOC 1155 16TH ST, NW, WASHINGTON, DC 20036.

340.     Cheng, A. and J. Farmer. Planetary surface sample collection-Rock chipper. in Lunar and Planetary Science Conference. 1997.

341.     Clifford, S., et al., Conference on Early Mars: Geologic and Hydrologic Evolution, Physical and Chemical Environments, and the Implications for Life. 1997.

342.     Farmer, J.D. Exobiology. in LPI Technical Report No. 97-01: Mars 2005 Sample Return Workshop. 1997.

343.     Farmer, J.D. Exploring for Martian Life. in APS April Meeting Abstracts. 1997.

344.     Farmer, J.D. Implementing a strategy for Mars Exopaleontology. in Instruments, Methods, and Missions for the Investigation of Extraterrestrial Microorganisms. 1997. International Society for Optics and Photonics.

345.     Farmer, J.D. Optimization of an'05 sample return for Mars Exopaleontology. in Mars 2005 Sample Return Workshop, NASA Ames Research Center, Moffett Field, CA. 1997.

346.     Farmer, J., et al., Fossilization of coniform (Phormidium) stromatolites in siliceous thermal springs, Yellowstone National Park. 1997.

347.     Hofmann, B.A., J. Farmer, and S. Chang, Microbial fossils from terrestrial subsurface hydrothermal environments: Examples and implications for Mars. 1997.

348.     Murbach, M., D. Keese, and J. Farmer, AEOLUS: A System Concept for Precise Delivery of Mars Scientific Instrumentation. 1997.

349.     Pendleton, Y.J. and J. Farmer, Life: a cosmic imperative? Sky and telescope, 1997. 94(1): p. 42-47.

350.     Cady, S.L. and J.D. Farmer, Fossilization processes in siliceous thermal springs: Trends in preservation along thermal gradients, in Evolution of Hydrothermal Ecosystems on Earth (and Mars?), G.R. Bock and J.A. Goode, Editors. 1996, John Wiley & Sons Ltd: Chichester ; New York. p. 150-173.

351.     Cady, S. and J.D. Farmer. Fossilization processes in siliceous thermal springs: trends in preservation along thermal gradients. in Ciba Foundation Symposium. 1996. John Wiley & Sons Ltd.

352.     Farmer, J.D., Hydrothermal systems on Mars: An assessment of present evidence, in Evolution of Hydrothermal Ecosystems on Earth, G.R.G.J.A. Bock, Editor. 1996, John Wiley & Sons Ltd: Chichester ; New York. p. 273-299.

353.     Farmer, J.D. Hydrothermal systems on Mars: An assessment of present evidence. 1996. John Wiley & Sons Ltd.

354.     Farmer, J.D. Exploring Mars for evidence of past or present life: roles of robotic and human missions. in Astrobiology Workshop: Leadership in Astrobiology. 1996.

355.     Farmer, J.D. Hydrothermal systems on Mars: an assessment of present evidence. in Ciba Foundation Symposium. 1996. JOHN WILEY & SONS LTD.

356.     Stoker, C., et al. Exploration of mono lake with an rov: a prototype experiment for the maps auv program. in Proceedings of Symposium on Autonomous Underwater Vehicle Technology. 1996. IEEE.

357.     Walter, M.R., et al., Lithofacies and biofacies of mid-paleozoic thermal spring deposits in the Drummond Basin, Queensland, Australia. Palaios, 1996. 11(6): p. 497-518.

358.     Walter, M.R., et al., Lithofacies and biofacies of mid-Paleozoic thermal spring deposits in the Drummond Basin, Queensland, Australia. Palaios, 1996: p. 497-518.

359.     Agresti, D., et al. A Mossbauer investigation of hot springs iron deposits. in Lunar and Planetary Science Conference. 1995.

360.     Desmarais, D., et al. Mars Exobiology: The Principles Behind the Plan for Exploration. in Lunar and Planetary Science Conference. 1995.

361.     DesMarais, D., J. Farmer, and M. Walter, Thermal Springs and the Search for Past Life on Mars.1995.

362.     Farmer, J.D., Mars exopaleontology. Palaios, 1995. 10(3): p. 197-198.

363.     Farmer, J.D., et al., Fossilization processes in thermal springs. 1995.

364.     Farmer, J.D. and S. Chang, Contributions of Planetary Science to Studies of Early Biosphere Evolution. 1995.

365.     Farmer, J.D., D.J. Des Marais, and R. Greeley. Exopaleontology at the Pathfinder landing site. in Lunar and Planetary Science Conference. 1995.

366.     Farmer, J.D., D.J. DesMarais, and S. Chang, A Strategy for Mars Exopaleontology. 1995.

367.     Farmer, J., et al., Site selection for Mars exobiology. Advances in Space Research, 1995. 15(3): p. 157-162.

368.     Farmer, J., Did Mars once harbor life. EOS Trans. Amer. Geophysical Union, 1995. 76: p. 44.

369.     Farmer, J. Exopaleontological Framework for the Pathfinder Landing Site. in Mars Pathfinder Landing Site Workshop II: Characteristics. 1995.

370.     Kerridge, J., et al. The Exobiological Exploration of Mars. in Lunar and Planetary Science Conference. 1995.

371.     Klein, H. and J. Farmer. Status of the search for life on Mars. in Progress in the Search for Extraterrestrial Life. 1995.

372.     Cabrol, N., et al. Fluvial processes in Ma'adim Vallis and the potential of Gusev crater as a high priority site. in Lunar and Planetary Science Conference. 1994.

373.     CABROL, N., et al. Fluvial processes in Ma'adim Vallis and the potential of Gusev crater as a high priority site(Abstract Only). in Lunar and Planetary Inst, The Twenty-Fifth Lunar and Planetary Science Conference. Part 1: A-G p 213-214(SEE N 94-35395 11-91). 1994.

374.     Cabrol, N., et al. Fluvial processes and sedimentation in Ma’adim Vallis and Gusev crater: Arguments for a high-priority exobiology site. in Lunar Planet. Sci. Conf. 25th. 1994.

375.     Farmer, J., et al., SITE SELECTION FOR MARS EXOBIOLOGY, in Life Sciences and Space Research Xxv, J.M.O.J.B.A.D.D.L.B.A.F.E.I.R.J.D.R.F.M.C.P.B. Greenberg, Editor. 1994, Pergamon Press Ltd: Oxford. p. 157-162.

376.     Farmer, J., et al. SITE SELECTION FOR MARS EXOBIOLOGY. 1994. Pergamon Press Ltd.

377.     Farmer, J., et al., SITE SELECTION FOR MARS EXOBIOLOGY. Life Sciences and Space Research Xxv (4), 1994. 15(3): p. 157-162.

378.     Farmer, J.D. and D.J. Des Marais, Biological versus inorganic processes in stromatolite morphogenesis: observations from mineralizing sedimentary systems, in Microbial Mats. 1994, Springer, Berlin, Heidelberg. p. 61-68.

379.     Farmer, J.D. and D.J. Desmarais, Exobiology site priorities for Mars Pathfinder. 1994.

380.     Farmer, J.D. and D.J. DesMarais. Microbial Fossilization in Mineralizing Environments: Relevance for Mars" EXOPALEONTOLOGY". in COSPAR Meeting, Hamburg, Germany. 1994.

381.     Farmer, J.D., D.J. DesMarais, and D. Morrison, Microbial Fossilization in Mineralizing Environments: Relevance for Mars. 1994.

382.     Farmer, J.D., D.J. DesMarais, and D. Morrison, The Search for Carbonates on Mars. 1994.

383.     Farmer, J.D. and D. Desmarais, Exopaleontology and the search for a fossil record on Mars. 1994.

384.     FARMER, J. and D. DESMARAIS. Exobiology site priorities for Mars Pathfinder(Abstract Only). in Lunar and Planetary Inst, Mars Pathfinder Landing Site Workshop p 26-27(SEE N 95-16176 04-91). 1994.

385.     FARMER, J. and D. DESMARAIS. Exopaleontology and the search for a fossil record on Mars(Abstract Only). in Lunar and Planetary Inst, The Twenty-Fifth Lunar and Planetary Science Conference. Part 1: A-G p 367-368(SEE N 94-35395 11-91). 1994.

386.     FARMER, J., FOSSIL-HUNTING ON MARS. MERCURY, 1994. 23(5): p. 14-15.

387.     Gismelseed, A.M., et al., STUDIES ON AL KIDIRATE AND KAPOETA METEORITES. Hyperfine Interactions, 1994. 91(1-4): p. 551-555.

388.     Landheim, R., et al. Stratigraphic assessment of Gusev crater as an exobiology landing site. in Lunar and Planetary Science Conference. 1994.

389.     Farmer, J.D., M.C. Farmer, and R. Berger, RADIOCARBON AGES OF LACUSTRINE DEPOSITS IN VOLCANIC SEQUENCES OF THE LOMAS-COLORADAS AREA, SOCORRO ISLAND, MEXICO.Radiocarbon, 1993. 35(2): p. 253-262.

390.     Farmer, J.D., M.C. Farmer, and R. Berger, Radiocarbon ages of lacustrine deposits in volcanic sequences of the Lomas Coloradas area, Socorro Island, Mexico. Radiocarbon, 1993. 35(2): p. 253-262.

391.     Landheim, R., et al. Mars exobiology landing sites for future exploration. in Lunar and Planetary Science Conference. 1993.

392.     LANDHEIM, R., et al. Mars exobiology landing sites for future exploration(Abstract Only). in Lunar and Planetary Inst, Twenty-Fourth Lunar and Planetary Science Conference. Part 2: G-M p 845-846(SEE N 94-16173 03-91). 1993.

393.     Bengtson, S., et al., The Proterozoic–Early Cambrian evolution of metaphytes and metazoans. The Proterozoic Biosphere: A Multidisciplinary Study, 1992: p. 425-462.

394.     Castenholz, R., et al., Modern mat building microbial communities: methods of investigation and supporting data. Cambridge University Press, New York, NY(USA). 1992., 1992.

395.     Farmer, J., Origins of multicellular individuality. The Proterozoic Biosphere. A Multidisciplinary Study, Cambridge University Press, New York, 1992: p. 429-431.

396.     Farmer, J., et al., EDIACARAN FOSSILS FROM THE INNERELV MEMBER (LATE PROTEROZOIC) OF THE TANAFJORDEN AREA, NORTHEASTERN FINNMARK. Geological Magazine, 1992. 129(2): p. 181-195.

397.     Farmer, J., et al., Ediacaran fossils from the Innerelv Member (late Proterozoic) of the Tanafjorden area, northeastern Finnmark. Geological Magazine, 1992. 129(2): p. 181-195.

398.     Farmer, J., Grazing and bioturbation in modern microbial mats. The Proterozoic Biosphere. A Multidisciplinary Study, 1992: p. 295-297.

399.     Farmer, J. and D. Des Marais, Comparative biosedimentology of some terraced travertine deposits.Geological Society of America, Abstracts with Programs;(United States), 1992. 24(CONF-921058--).

400.     Pierson, B., et al., Modern mat-building microbial communities: a key to the interpretation of Proterozoic stromatolitic communities. Cambridge University Press, New York, NY(USA). 1992., 1992.

401.     Farmer, J.D. and M.F. Miller, A deep water trace fossil assemblage from the German Rancho Formation, Stump Beach, Salt Point State Park. 1981.

402.     Ronan Jr, T.E., M.F. Miller, and J.D. Farmer, Organism-sediment relationships on a modern tidal flat, Bodega Harbor, California. 1981.

403.     Farmer, C.B. and P.E. Doms, GLOBAL SEASONAL-VARIATION OF WATER-VAPOR ON MARS AND THE IMPLICATIONS FOR PERMAFROST. Journal of Geophysical Research, 1979. 84(NB6): p. 2881-2888.

404.     FARMER, J.D., STUDIES IN THE FORM, FUNCTION, DEVELOPMENT AND EVOLUTION OF THE BRYOZOA, in GEOLOGY. 1978, University of California, Davis: Davis.

405.     Lipps, J.H., et al., BENTHIC MARINE BIOLOGY, ROSS ICE SHELF PROJECT. Antarctic Journal of the United States, 1978. 13(4): p. 139-141.

406.     Lipps, J., et al., Benthic marine biology, Ross Ice Shelf Project. Antarctic Journal of the United States, 1978. 13(4): p. 139-141.

407.     Farmer, J.D., An adaptive model for the evolution of the ectoproct life cycle. Biology of Bryozoans, 1977. 487: p. 518.

408.     Farmer, C.B., LIQUID WATER ON MARS. Icarus, 1976. 28(2): p. 279-289.

409.     Farmer, J.D., J.W. Valentine, and R. Cowen, Adaptive strategies leading to the ectoproct ground-plan. Systematic Biology, 1973. 22(3): p. 233-239.

410.     Farmer, J., et al., Variation in the bryozoan Fistulipora decora (Moore and Dudley) from the Beil Limestone of Kansas. Animal Colonies: Development and Function Through Time. Dowden, Hutchinson and Ross, Stroudsburg, 1973: p. 377-394.

411.     Farmer, J.D., A Study of Variation in the Bryozoan Fistulipora Decora (Moore and Dudley) from the Beil Limestone Member of the Lecompton Limestone of Kansas. 1971, University of Kansas, Geology.

Research Activity

Courses

Spring 2020
Course Number Course Title
SES 692 Research
SES 792 Research
SES 799 Dissertation
Fall 2019
Course Number Course Title
GLG 430 Paleontology
GLG 598 Special Topics
SES 599 Thesis
SES 692 Research
SES 792 Research
SES 799 Dissertation
Spring 2019
Course Number Course Title
GLG 101 Intro to Geology I (Physical)
GLG 493 Honors Thesis
SES 692 Research
SES 792 Research
SES 799 Dissertation
Fall 2018
Course Number Course Title
GLG 430 Paleontology
GLG 492 Honors Directed Study
GLG 598 Special Topics
SES 599 Thesis
SES 692 Research
SES 792 Research
SES 799 Dissertation
Summer 2018
Course Number Course Title
SES 692 Research
SES 792 Research
SES 799 Dissertation
Spring 2018
Course Number Course Title
GLG 455 Advanced Field Geology
GLG 598 Special Topics
SES 692 Research
SES 792 Research
SES 799 Dissertation
Fall 2017
Course Number Course Title
SES 599 Thesis
SES 692 Research
SES 792 Research
SES 799 Dissertation
Summer 2017
Course Number Course Title
SES 692 Research
SES 792 Research
SES 799 Dissertation
Spring 2017
Course Number Course Title
GLG 455 Advanced Field Geology
SES 493 Honors Thesis
AST 592 Research
GLG 592 Research
GLG 598 Special Topics
GLG 599 Thesis
GLG 692 Research
SES 692 Research
AST 692 Research
GLG 792 Research
AST 792 Research
SES 792 Research
SES 799 Dissertation
GLG 799 Dissertation
AST 799 Dissertation
Fall 2016
Course Number Course Title
GLG 430 Paleontology
SES 492 Honors Directed Study
GLG 592 Research
GLG 598 Special Topics
GLG 599 Thesis
SES 692 Research
GLG 692 Research
AST 692 Research
AST 792 Research
GLG 792 Research
SES 792 Research
SES 799 Dissertation
GLG 799 Dissertation
AST 799 Dissertation
Summer 2016
Course Number Course Title
GLG 592 Research
AST 692 Research
GLG 792 Research
GLG 799 Dissertation
Spring 2016
Course Number Course Title
SES 311 Essentials of Astrobiology
GLG 499 Individualized Instruction
AST 592 Research
GLG 592 Research
GLG 599 Thesis
AST 692 Research
GLG 692 Research
AST 792 Research
GLG 792 Research
AST 799 Dissertation
GLG 799 Dissertation
Fall 2015
Course Number Course Title
GLG 430 Paleontology
GLG 499 Individualized Instruction
GLG 592 Research
GLG 599 Thesis
GLG 692 Research
AST 692 Research
GLG 792 Research
AST 792 Research
GLG 799 Dissertation
AST 799 Dissertation
Summer 2015
Course Number Course Title
GLG 592 Research
GLG 792 Research

Presentations

  • Sellar, R. G., J. D. Farmer, J. I. Nunez. Multispectral microimaging as a tool for in situ petrographic analysis and selection of samples for potential return to Earth (March 2011). NASA Conference:Importance of Solar System Sample Return Missions to the Future of Planetary Science (Mar 2011).
  • Schopf, J.W., Anatoliy B. Kudryavtsev, Ian S. Foster, J.D. Farmer, N.J. Butterfield. Neoproterozoic lagerst�tten (and the search for past life on Mars). Abstract: T117. Lagerst�tten through Time: An Examination of Exceptional Preservational Pathways from the Terminal Proterozoic through Today. Geological Society of America meeting (Nov 2010).
  • Nunez, J., J. Farmer and Glenn Sellar. Field Robotic Exploration of the Moon and Mars at the Hand Lens Scale: Results of an Analog Study. Geological Society of America meeting (Nov 2010).
  • Jack Farmer. Exploring for Life in the Cosmos: Celebrating Five Decades of Astrobiology. Geological Society of America Pardee Keynote Symposium (Nov 2010).
  • Beraldi, Hugo, Jack Farmer and Ferran Garcia-Pichel. Evidence of subaerial environments in the Mesoproterozoic Dripping Spring Quartzite, Apache Group. Arizona. Geological Society of America meeting (Oct 2010).
  • Nu�ez, J. I., J. D. Farmer, R. G. Sellar S. Douglas, K. S. Manatt, M. D. Fries, A. L. Lane, Alian Wang, and D. L. Blaney. The Multispectral Microscopic Imager (MMI) and the Mars Microbeam Raman Spectrometer (MMRS): An Integrated Payload for the In-Situ Exploration of Past and Present Habitable Environments on Mars. Astrobiology Science Conference, League, TX (Apr 2010).
  • Parenteau M. N. Farmer J. D. Jahnke L. L. Cady S. L. Terrestrial Iron Hot Springs as Analogs for Ancient Martian Hydrothermal Systems. Astrobiology Science Conference, League, TX (Apr 2010).
  • Jahnke L. L. Parenteau M. N. Farmer J. D. Microbial Biosignatures in a Streamer Mat Community from Silica-depositing, Hydrothermal Grand Prismatic Spring, Yellowstone National Park. Astrobiology Science Conference, League, TX (Apr 2010).
  • Warner, N. H. and J. D. Farmer. Sub-glacial Hydrothermal Alteration Minerals in Sandur Deposits, Iceland: Implications for the Detection of Habitable Hydrous Environments on Mars. Astrobiology Science Conference, League, TX (Apr 2010).
  • Schopf, J. W., A. B. Kudryavtsev, J. D Farmer, and N. J. Butterfield. Molecular chemistry, cellular anatomy, taphonomy and mode of prservation of rock-embedded microscopic fossils. Astrobiology Science Conference, League, TX (Apr 2010).
  • Nu�ez, J. I., J. D. Farmer, R. G. Sellar, C. C. Allen. The Multispectral The Multispectral Microscopic Imager: Integrating Microimaging with Spectroscopy for the In-Situ Exploration of the Moon. 41st Lunar and Planetary Science Conference (Mar 2010).
  • Allen C., Sellar G., Nu�ez J. I., Winterhalter D., and Farmer J. Lunar Reference Suite to Support Instrument Development and Testing. 41st Lunar and Planetary Science Conference (2010) (Mar 2010).
  • Nu�ez, J. I., J. D. Farmer, R. G. Sellar, and C. C. Allen. Exploring the Moon at the Microscale: Analysis of Apollo Samples with the Multispectral Microscopic Imager. American Geophysical Union, Fall Meeting, San Francisco, CA (Dec 2009).
  • Nu�ez, J.I., J. D. Farmer, R. G. Sellar, and C. C. Allen. Analysis of Apollo Samples with the Multispecral Microscopic Imager (MMI). Annual Meeting of the Lunar Exploration Analysis Group (LEAG), Houston (Nov 2009).
  • Nu�ez J. I., J. D. Farmer, R. G. Sellar, and C. Allen. A Multispectral Micro-Imager for Lunar Field Geology. NASA Lunar Science Institute, Lunar Science Forum, Ames Research Center, CA (Nov 2009).
  • Jahnke, Linda L., Parenteau, Mary N., and Farmer, Jack D. Microbial community biosignatures in silica-depositing hot springs: Grand Prismatic Spring, Yellowstone National Park. Geological Society of America National Meeting, Denver (Oct 2009).
  • Farmer, Jack D. Role of cyanobacterial biofilms in the genesis of travertine spring spherulites. Geological Society of America National meeting, Denver (Oct 2009).
  • Nunez, Jorge, Farmer, J.D., Sellar, R. Glenn, Sarture, Charles, and Gardner, Paul B. Multispectral Microscopic Imager (MMI): Combining microtexture and mineralogy in the robotoic exploration of the Moon and Mars. Geological Society of America Annual National Meeting, Denver (Oct 2009).
  • Sellar, R. G. , J. D. Farmer, J. I. Nunez, P. B. Gardner, C. Sarture. Design of Illuminators and Extension of Spectral Range for In-Situ Microscopic Imagers. Workshop on the Microstructure of the Martian Surface. Mars Phoenix Lander Science Meeting, University of Copenhagen, Denmark (Aug 2009).
  • Blake, D.F., D.Vaniman, R. Anderson, D. Bish, S. Chipera, S. Chemtob, J. Crisp, D. J. Des Marais, R. Downs, J. Farmer, M. Gailhanou, D. Ming, D. Morris, E. Stolper, P. Sarrazin, A. Treiman, A. Yen. The CheMin instrument on the Mars Science Laboratory Mission. 40th Lunar Planetary Science Conference, Houston (Mar 2009).
  • Nu�ez, J. I., J. D. Farmer, R. G. Sellar, and P. B. Gardner. 2009. The Multispectral Microscopic Imager (MMI) with Improved Spectral Range and Resolution. 40th Lunar and Planetary Science Conference, Houston, TX (Mar 2009).
  • Farmer, Jack. On the interface of geobiology and planetary geology: Evolving strategies to explore for life elsewhere in the Solar System. Pardee Symposium (Oct 2006).
  • Farmer, Jack. When one planet isn't enough: Celebrating 25 years of Solar System exploration. Geological Society of America National meeting (Oct 2006).
  • Farmer, Jack. Exploring for Martian Life, Special Session: Life in Extreme Environments. British Association for the Advancement of Science /Co-sponsored by the Palaeontological Association (Sep 2006).
  • Farmer, Jack. Festival of Science:People, Science & Society. British Association for the Advancement of Science /Co-sponsored by the Palaeontological Association (Sep 2006).
  • Farmer, Jack. Exopaleontology and the search for a Martian fossil record,Session:The New Mars: Habitability of a Neighbour World. American Association for the Advancement of Science, Annual Meeting (Feb 2006).
  • Farmer, Jack. Hydrothermal environments and planetary habitability: Is thermophily the most common pathway of biosphere emergence in the Cosmos?. Geological Society of America National meeting (Nov 2005).
  • Farmer, Jack. Exploration for ancient habitable environments on Mars: Role of integrated microscale imaging and spectroscopy for Theme session: Mars analogue research and field testing. Geological Society of America national meeting (Oct 2005).
  • Farmer, Jack. Mars Exploration Rovers: Field geologists on Mars. Phoenix Astronomical Society (Feb 2005).
  • Farmer, Jack. The Mars Exploration Rover mission: Field geologists on Mars and Factors controlling microbial biosignature preservation in hot springs. University of Auckland (Jan 2005).
  • Farmer, Jack. Factors controlling microbial biosignature preservation in hot springs, Topical Session Biomineralization in terrestrial hot-springs: The preservation of microbes in past or present day systems. Annual meeting of the Geological Society of America (Nov 2004).
  • Farmer, Jack. The Mars Exploration Rover mission: Field Geologists on Mars:The geomicrobiology of modern hydrothermal environments, with applications to the geologic record. (Sep 2004).
  • Farmer, Jack. Martian hydrothermal systems: Targets in the search for extraterrestrial life, for theme session,Chemosynthetic Communities Through Time. 32nd International Geological Congress (Aug 2004).
  • Farmer, Jack. Simulcast over the web. NASA Astrobiology Institute collaborative activities (Feb 2003).
  • Wilkens, Nathan, Farmer, Jack, Pigg, Kathleen. Paleoecology of Jurassic Navajo Sandstone interdune environments: an integrated view based on sedimentology, geochemistry, and paleontology. Geological Society of America Annual Meeting

Service

  • Gordon Conference on Geobiology, Invited speaker (2011 - Present)
  • University of California, Santa Barbara, Invited speaker (2011 - Present)
  • School of Earth and Space Exploration, Outreach to general public. (2010 - Present)
  • Spirit of the Senses, a community organization based in the Phoenix area., Invited Speaker (2010 - Present)
  • College of Letters and Science, Senate Committee member (2010 - Present)
  • School of Earth and Space Exploration, Undergraduate Curriculum Committee (2010 - Present)
  • NASA Passport to Knowledge, Guest expert (2006 - Present)
  • Mars Science Laboratory team member, Scientist and CheMin instrument team member (2005 - Present)
  • National Academy of Sciences, Space Studies Board, Member (2004 - Present)
  • Arizona State University's Astrobiology Program, Supervised (2003 - Present)
  • Arizona State University's Astrobiology Program, Supervised (2003 - Present)
  • Arizona State University's Astrobiology Program, Supervised (2003 - Present)
  • The journal, Astrobiology, Associate Editor (2000 - Present)
  • The International Astrobiology Journal, Associate Editor (2000 - 2010)
  • NASA AstroVenture program: "Is There Life Out There?", Guest Faculty member (2009 - 2009)
  • Space Weekly, Interviewee (2009 - 2009)
  • New Scientist Magazine, NRC spokesperson (2009 - 2009)
  • Eastern Sierra Institute for Collaborative Education in Bishop CA., Guest scientist (2009 - 2009)
  • Astrobiology, Editorial Board Member (2000 - 2008)
  • Geobiology, Editorial Board Member (2000 - 2008)
  • International Journal of Astrobiology, Editorial Board member (2000 - 2008)
  • Geological Society of America, Member, Joint Techniucal Program Committee (2005 - 2007)
  • Mars Exploration Rover Mission, Science team member: Long-term Planning Lead an Geology Theme Group member (2004 - 2007)
  • Astrobiology Journal, Associate Editor (2002 - 2007)
  • Mars Exploration Rover Team, NASA-JPL, Long-term Planning Lead and member of the Geology Theme Group (2002 - 2007)
  • International Journal of Astrobiology, Associate Editor (2000 - 2007)
  • National Research Council Space Studies Board, Appointed member (2004 - 2007)
  • NASA Mars Exploration Rover Team, Science team member, Long-term Planning Lead, Geology Theme Group member (2003 - 2007)
  • NASA Astrobiology Institute/Yellowstone National Park, NAI Outreach Team Member (2003 - 2007)
  • ASU Academic Senate, Senator (2004 - 2007)
  • ASU CLAS Senate, Senator (2004 - 2007)
  • Careers in Focus: Space Exploration: Astrobiologists, Facts on File, Inc./Infobase Publishing Chicago, Interviewee (2006 - 2007)
  • Geobiology Journal, Associate Editor (2000 - 2007)
  • Geobiology-Geomicrobiology Division of the Geological Society of America, Chairperson:Develop GSA activities in the Biogeosciences (2005 - 2006)
  • National Research Council, Space Studies Board, Board member (2004 - 2006)
  • Arizona State University School of Earth and Space Exploration, SESE Affiliates Committee (2005 - 2006)
  • Geological Society of America, Invited speaker, Pardee Symposium, celebrating 25 years of Solar System Exploration (2006 - 2006)
  • National Academy, National Research Council, Invited reviewer:The Limits of Organic Life in Planetary Systems (2006 - 2006)
  • National Academy of Sciences, National Research Council, Reviewer of NASA Strategic Plan (2006 - 2006)
  • NASA Astrobiology Magazine, Radio podcast of lecture (2005 - 2006)
  • Geological Society of America, Geobiology-Geomicrobiology Division, Chairperson (2004 - 2006)
  • British Association for the Advancement of Science, Invited speaker (2006 - 2006)
  • Ad Hoc Committee on GSA Divisions, Geological Society of America, Member (2006 - 2006)
  • National Research Council, Space Studies Board, Appointed member (2004 - 2006)
  • 16th Annual V.M. Goldschmidt Conference, Invited speaker (2006 - 2006)
  • Arizona State University CLAS Senate, Member (2004 - 2006)
  • Arizona State University, Faculty Senate, Member (2004 - 2006)
  • National Science Foundation, On the Cutting Edge Educator Workshop, Invited speaker and Participant (2006 - 2006)
  • National Geographic-Jason Foundation for Education, Guest Scientist (2004 - 2006)
  • Geological Society of America, Chairperson, Geobiology-Geomicrobiology Division (2004 - 2005)
  • NASA Astrobiology Institute/Yellowstone National Park, Outreach team member (2003 - 2005)
  • NASA and the Lunar Planetary Institute, Houston, Scientific Organizing Committee for the Early Mars Conference held in Jackson Hole, WY, October 2005 (2005 - 2005)
  • Geological Society of America - Geological Society of Canada, Member: Scientific Organizing Committee Earth System Processes meeting, Calgary, Alberta, Canada (2004 - 2005)
  • Jason Foundation for Education, Guest Scientist (2004 - 2005)
  • Geological Sciences hire in Sedimentology, Member:Faculty search committee (2004 - 2005)
  • Dept. of Geological Sciences, Member: Sedimentology Search Position (2004 - 2005)
  • ASU Biogeoscience Meetings Committee, Member (2003 - 2004)
  • Geomicrobiology Division of the Geological Society of America, Vice-Chair (2003 - 2004)
  • ASU Dept. of Geological Sciences, Member:Personnel Committee (2002 - 2004)
  • NASA Astrobiology Mars Focus Group, Chair (1999 - 2004)
  • NASA-Lunar Planetary Institute, Early Mars Conference, held in Jackson Hole, WY, Co-organizer (2004 - 2004)
  • The Australian, National Newspaper, Interviewed for article published July 4, 2005 (2004 - 2004)
  • Joint Geological Sciences/Chemistry hire in Biogeochemistry, Member:Faculty Search Committee (2003 - 2003)
  • Mars Exploration Program Advisory Group(MEPAG), Chair (2002 - 2003)
  • Mars Science Pathways Steering Group (MSPSG), Co-Chair (2002 - 2003)
  • NASA Mars Exploration Review Team(MERT), Member (2002 - 2003)
  • Nuclear Systems Science Definition Team, Member (2002 - 2003)
  • Payload System Integration Group, Mars Science Laboratory (PSIG MSL), Co-Chair (2002 - 2003)
  • AGU Biogeosciences, Meetings Committee, Member (2001 - 2003)
  • Regent's Professor Nomination Committee, Member (2001 - 2003)
  • Mars 2003 Site Selection Steering Committee, Member (2000 - 2003)
  • Space Sciences Advisory Committee (SScAC), Member (2000 - 2003)
  • Mars Architecture Team Member, Team Member (1999 - 2003)
  • NASA Astrobiology Institute Executive Council, Member (1998 - 2003)
  • Origin of Life and Evolution of the Biosphere, Associate Editor (1993 - 2003)
  • ASU Astrobiology Program, Director (2003)
  • American Geophysical Union, Invited speaker (2003)
  • American Indian Science and Engineering National Science Fair, Invited Speaker (2003)
  • Astrobiology Journal, Editorial board member (2003)
  • Geological Society of America, Invited Speaker (2003)
  • Geological Society of America Biogeosciences Division, Vice Chair (2003)
  • International Astrobiology Magazine, Editorial board member (2003)
  • NASA Astrobiology Institute, Member: Board of Directors (2003)
  • NASA Astrobiology Institute, General Meeting Co-Organizer (2003)
  • NASA Astrobiology Institute, University of Washington, Invited speaker (2003)
  • NASA Astrobiology Institute/Yellowstone National Park, NAI Outreach Team Member (2003)
  • NASA Astrobiology Program, Co-Organizer (2003)
  • NASA Mars Science Laboratory mission science definition team, Co-Chair (2003)
  • NASA Working Group to define Mars Exploration Program for Decade following 2009, Co-Chair (2003)
  • NASA's Mars Exploration Payload Advisory Group, Chairman (2003)
  • NASA's Nuclear Initiative Science Definition Team, Member (2003)
  • Science Organizing Committee for the International Bioastronomy Meeting held in Australia, Member (2003)
  • Spanish Astrobiology Institute, Invited Speaker (2003)
  • ASU-hosted NAI General Meeting, Prepared guidebook and lead field trip to Superstition Mts (2003 - 2003)
  • K-12 Education Activities , NHK Japan, Advisor (2001 - 2002)
  • NASA Exobiology Program Review Panel, Member Review Panel (1999 - 2002)
  • Mars Odyssey Orbiter Science Definition Team, Team Member (2000 - 2001)
  • NASA Biomarker Task Force, Member Task Force (2000 - 2001)
  • NASA Mars Ad Hoc Advisory Team(MAST), Team Member (2000 - 2001)
  • Mars Exploration Payload Advisory Group (MEPAG), Chair of Life Subgroup / Co-chair of Site Selection Subgroup (1999 - 2001)
  • NASA Laboratory Instrumentation for the Analysis of Returned Samples (LIFARS), Chair of Biology Subgroup (2000 - 2000)
  • CLAS Senate, Senator representing the School of Earth and Space Exploration (08-2009 - 05-2012)