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Emily J. K. Knowles Caltech Postdoctoral Scholar

NASA Jet Propulsion Laboratory (818) 354-2138

Emily.Knowles@jpl.nasa.gov

EDUCATION University of Colorado, Boulder, CO

Ph.D. in Geological Sciences, August 2012 Certificate in Astrobiology Thesis title: A Geochemical Characterization of Putative Biosignatures in Subseafloor Basalts Advisor: Alexis Templeton

University of Oregon, Eugene, OR M.S. in Biology, June 2007 Thesis title: The Effect of Released Extracellular Polysaccharides on the Desiccation and Freezing Tolerance of Endolithic Microorganisms Advisor: Richard Castenholz

Cornell University, Ithaca, NY B.S. in Science of Earth Systems, August 2002 Magna Cum Laude

PUBLICATIONS Knowles, E. and Templeton, A. (in preparation) Examining the potential biogenicity of tubular alteration features

in basalt glass using synchrotron-based soft X-ray techniques.

Knowles, E. and A. Templeton (in review) Geochemical characterization of putative biosignatures in subseafloor basalt glass.

Knowles, E., Wirth, R., and Templeton, A. (2012) A comparative analysis of potential biosignatures in basalt glass by FIB-TEM. Chemical Geology 330-331: 165-175.

Fliegel, D., Knowles, E., Wirth, R., Templeton, A., Staudigel, H., Muehlenbachs, K., and Furnes, H. (2012) Characterization of alteration textures in Cretaceous oceanic crust from the N-Atlantic (DSDP hole 418) by spatially-resolved spectroscopy. Geochimica et Cosmochimica Acta 96: 80-93.

Templeton, A.S., Knowles, E.J., Eldridge, D.L., Arey, B.W., Dohnalkova, A.C., Webb, S.M., Tebo, B.M., and Staudigel, H. (2009) A seafloor microbial biome hosted within incipient ferromanganese crusts. Nature Geoscience 2: 872-876.

Templeton, A. and E. Knowles (2009) Microbial Transformations in Minerals and Metals: Recent Advances in Geomicrobiology Derived from Synchrotron-based X-ray Spectroscopy and X-ray Microscopy. Annual Reviews in Earth and Planetary Sciences 37: 367-391.

Knowles, E.J. and R.W. Castenholz (2008) Effect of exogenous extracellular polysaccharides on the desiccation and freezing tolerance of rock-inhabiting phototrophic microorganisms. FEMS Microbiology Ecology 66: 261-270.

TEACHING EXPERIENCE 2008, 2012 Graduate Teaching Assistant, University of Colorado

GEOL/ASTR 3300 Extraterrestrial Life GEOL 4615 Environmental Field Geochemistry

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2003 – 2007 Graduate Teaching Assistant, University of Oregon Bi 130 Introduction to Ecology Bi 131 Introduction to Evolution Bi 211 General Biology I: Cells Bi 212 General Biology II: Organisms Bi 213 General Biology III: Populations Bi 214 General Biology IV: Biochemistry and Genetics Bi 251 Biochemistry and Cell Physiology Bi 308 Freshwater Biology Bi 331 Microbiology Laboratory

GRANTS AND FELLOWSHIPS Fall 2011 Leiv Eiriksson Mobility Grant, Norwegian Scientific Council

-Visiting Scholar at the Center for Geobiology at the University of Bergen, Norway

2008 – 2011 NASA Earth and Space Science Fellowship

2003 – 2007 Graduate Teaching Fellowship, University of Oregon

2006 – 2007 Graduate Research Fellowship, University of Oregon PRESENTATIONS AND POSTERS

Knowles, E., Templeton, A., and Staudigel, H. (2013) A Geochemical Characterization of Putative Biosignatures in

Subseafloor Basalts. Gordon Research Conference: Geobiology, Ventura, CA. (Poster) Knowles, E. (2012) Geochemical Characterization of Putative Biosignatures in Subseafloor Basalts. Planetary

Science Seminar, Science Visitor and Colloquium Program, NASA Jet Propulsion Laboratory. Knowles, E., Wirth, R., and Templeton, A. (2012) A Comparative Analysis of Tubular Alteration Features in Basalt

Glass by FIB/TEM. Astrobiology Science Conference. Atlanta, GA. (Poster) Knowles, E., S. Domagal-Goldman, R. Anderson, and S. Som (2011) The Astrobiology Graduate Conference – A

Unique Early-Career Opportunity. American Geophysical Union Fall Meeting. San Francisco, CA, USA. (Invited Talk)

Knowles, E., Templeton, A., and Staudigel, H. (2011) A Geochemical Analysis of the Formation and Preservation of Biosignatures in Subseafloor Basalt Glasses. American Geophysical Union Fall Meeting, Abstract B51K-0555. San Francisco, CA. (Poster)

Knowles, E., Staudigel, H., McLoughlin, N., and Templeton, A. (2011) Geochemical characterization of biosignatures in subseafloor basalts. Goldschmidt 2011 Abstracts, In Mineralogical Magazine 75 (3): 1206. (Poster)

Knowles, E. (2011) Synchrotron-Based X-ray Techniques in Geomicrobiology and Astrobiology. Astrobiology Graduate Conference (AbGradCon) Abstract AGC11-p16, In Astrobiology 11 (4) 382. (Poster)

Knowles, E., Templeton, A., McLoughlin, N., Staudigel, H., Lanzirotti, A., and Newville, M. (2010) Geochemical Characterization of Biosignatures in Subseafloor Volcanic Glasses Using Synchrotron-Based Techniques. Abstract #65-7. Geological Society of America Abstracts with Programs, 42 (5): 163. (Talk)

Knowles, E., and Templeton, A. (2010) Geochemical Biosignatures in Subseafloor Basalts. Astrobiology Science Conference, Abstract #5169. League City, TX. (Talk)

Knowles, E. (2009) Geochemical Fingerprinting of Microbial Basalt Alteration. Astrobiology Graduate Conference (AbGradCon) Abstract AGC09-t19, In Astrobiology 9 (5) 513. (Talk)

HONORS AND AWARDS December, 2011 Outstanding Student Paper Award, American Geophysical Union Fall Meeting June 2006 Biology Teacher Recognition Award, University of Oregon August 2002 Graduated Magna Cum Laude, Cornell University

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Spring 2001 Dean’s List, Cornell University Fall 2001 Dean’s List, Cornell University SERVICE ACTIVITES 2013 Science Judge – Ocean Science Bowl Regional Competition, Los Angeles Surf Bowl 2013 Reviewer: Biology 2012 Note-taker: Workshop on Life Detection in Extraterrestrial Samples 2011 Reviewer: Astrobiology 2010 Reviewer: Journal of Applied Phycology 2010-2011 Co-chair of the organizing committee for the 2011 Astrobiology Graduate Conference 2009-2010 Course Fee Committee member, Dept. of Geological Sciences, University of Colorado 2009-2012 Volunteer writer and editor for the second edition of the Astrobiology Primer 2009 Science Fair Judge – High Peaks Elementary School, Boulder, CO REFERENCES Alexis Templeton Department of Geological Sciences University of Colorado, UCB 399 Boulder, CO 80309-0399 Phone: (303) 859-4120 Email: Alexis.Templeton@colorado.edu Richard Castenholz Institute of Ecology and Evolution 5289 University of Oregon Eugene, OR 97403-5289 Phone: (541) 346-4530 Email: rcasten@uoregon.edu Hubert Staudigel Scripps Institution of Oceanography University of California, San Diego 9500 Gilman Drive La Jolla CA, 92093 Phone: (858) 534-8764 Email: hstaudigel@ucsd.edu