GIERLOWSKI-KORDESCH, Elizabeth H., Geological Sciences, Ohio University, 316 Clippinger Labs, Athens, OH 45701-2979, gierlows@ohio.edu and FINKELSTEIN, David B., Department of Geoscience, Hobart and William Smith Colleges, Geneva, NY 14456

CORSETTI, Frank A.¹, ANDERSON, Ross Peter², BIRD, Jordan³, MENESKE, Maryem⁴, STEFURAK, Elizabeth⁵, PETRYSHYN, Victoria A.⁶, TRIPATI, Aradhna⁷, STAMPS, Blake W.⁸, STEVENSON, Bradley S.⁸, and SPEAR, John R.⁹, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, fcorsett@usc.edu, (2) Geology and Geophysics, Yale University, Kline Geology Laboratory, 210 Whitney Avenue, New Haven, CT 06511, (3) Department of Microbiology, University of Tennessee, Knoxville, TN 37996, (4) Molecular Biology Genetics and Biotechnology, Istanbul Technical University, Istanbul, 34381, Turkey, (5) Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305-2115, (6) Department of Earth and Space Sciences, University of California, Los Angeles, Los Angeles, CA 90095, (7) Department of Atmospheric and Ocean Sciences, UCLA, Los Angeles, CA 90095, (8) Department of Microbiology and Plant Biology, University of Oklahoma, Norman, OK 73019, (9) Division of Environmental Science and Engineering, Colorado School of Mines, Golden, CO 80401-1887

GIUFFRE, Anthony J.¹, HAMM, Laura M.², HAN, Nizhou¹, DE YOREO, James J.³, and DOVE, Patricia M.¹, (1) Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, giuffre@vt.edu, (2) Lawrence Berkeley National Laboratory, One Cyclotron Road, Berkeley, CA 94720, (3) Pacific Northwest National Laboratory, Richland, WA 99352

BUONGIORNO, Joy¹, KAH, Linda C.¹, and GOMEZ, Fernando J.², (1) Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996, jbuongior21@gmail.com, (2) LAC-Laboratorio de Analisis de Cuencas, CICTERRA-Centro de Investigaciones en Ciencias de la Tierra, FFEFyN-Universidad Nacional de Cordoba, Cordoba, Argentina

WALLACE, Adam F.¹, HEDGES, Lester², FERNANDEZ-MARTINEZ, Alejandro³, RAITERI, Paolo⁴, GALE, Julian⁴, WAYCHUNAS, Glenn A.⁵, WHITELAM, Steve², BANFIELD, Jillian⁶, and DEYOREO, James J.⁷, (1) Department of Geological Sciences, University of Delaware, 103 Penny Hall, Newark, DE 19716, afw@udel.edu, (2) Lawrence Berkeley National Laboratory, Molecular Foundry, 1 Cyclotron Rd, Berkeley, CA 94721, (3) Institut des Sciences de la Terre, 1381 Maison des Geosciences, 38400 St Martin d’Heres, Grenoble, France, (4) Department of Chemistry, Nanochemistry Research Institute, Curtain University, Perth, Australia, (5) Earth Sciences Division, Lawrence Berkeley National Laboratory, One Cyclotron Road, Berkeley, CA 94720, (6) Earth and Planetary Science, University of California, Berkeley, Berekley, CA 94720, (7) Pacific Northwest National Laboratory, Richland, WA 99352

BLUE, Christina R. and DOVE, Patricia M., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, cblue@vt.edu

HAN, Nizhou, BLUE, Christina R., and DOVE, Patricia M., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, nhan@vt.edu

KU, Timothy C.W.¹, SHACKLETON, Sarah², MARTINI, Anna M.³, HAYNES, Laura L.⁴, GAFFEY, Robert³, and DONOVAN, Alyssa⁵, (1) Earth & Environmental Sciences, Wesleyan Univ, 265 Church Street, 455 Science Tower, Middletown, CT 06459, tcku@wesleyan.edu, (2) Earth and Environmental Sciences, Wesleyan University, 265 Church Street, 455 Science Tower, Middletown, CT 06459, (3) Department of Geology, Amherst College, Amherst, MA 01002, (4) Geology, Columbia University, 110 Morningside dr, Apt. 8, New York, NY 10027, (5) Geology, Amherst College, Amherst College, Keefe Campus Center AC133, Amherst, MA 01002

IBARRA, Yadira, Earth Sciences, University of Southern California, Los Angeles, CA 90089, yibarra@usc.edu, CORSETTI, Frank A., Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, FEAKINS, Sarah J., Department of Earth Sciences, University of Southern California, 3501 Trousdale Pkwy, Los Angeles, CA 90889-0740, and RHODES, Edward J., Earth and Space Sciences, University of California, Los Angeles, 595 Charles Young Drive East, Los Angeles, CA 90095

ASHLEY, Gail M.¹, DEWET, Carol², KARIS, Alyssa M.¹, O'REILLY, Theresa², and BALUYOT, Roni Dell¹, (1) Earth and Planetary Sciences, Rutgers University, 610 Taylor Road, Piscataway, NJ 08854-8066, gmashley@rci.rutgers.edu, (2) Earth & Environment, Franklin & Marshall College, 415 Harrisburg Ave, Lancaster, PA 17604-3003

HICKSON, Thomas¹, THEISSEN, Kevin M.², LAMB, Melissa¹, FRAHM, Jacob Y.², POMERLEAU, Crystal³, EDWARDS, Conor L.², and CHATMAS, Emily⁴, (1) Geology, Univ of St. Thomas, 2115 Summit Ave, St. Paul, MN 55105, tahickson@stthomas.edu, (2) Geology, University of St. Thomas, Mail# OWS 153, 2115 Summit Ave, Saint Paul, MN 55105, (3) Geology Department, University of St. Thomas, 2115 Summit Ave, St. Paul, MN 55105, (4) Department of Geology, University of St. Thomas, Mail 5485, 2115 Summit Ave, St. Paul, MN 55105

DOEBBERT, Amalia C.¹, JOHNSON, Clark M.², CARROLL, Alan R.³, BEARD, Brian L.², PIETRAS, Jeffrey T.⁴, RHODES-CARSON, Meredith⁵, NORSTED, Brooke⁶, and THROCKMORTON, Lauren A.⁷, (1) BP America, 1015 Aurora Street, Houston, TX 77009, acdoebbert@gmail.com, (2) Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706, (3) Department of Geoscience, University of Wisconsin, Madison, 1215 West Dayton St, Madison, WI 53706, (4) Department of Geological Sciences, Binghamton University, Binghamton, NY 13902, (5) Geofuels, LLC, Madison, WI 53706, (6) Department of Geoscience, University of Wisconsin, Madison, Madison, WI 53706, (7) Houston, TX 77079

SMITH, M. Elliot, Geology, Sonoma State University, 1801 E Cotati Ave, Rohnert Park, CA 94928, michael.smith@sonoma.edu, CARROLL, Alan R., Department of Geology & Geophysics, University of Wisconsin, Madison, 1215 West Dayton St, Madison, WI 53706, and SCOTT, Jennifer J., Department of Earth Science, Mount Royal University, 4825 Mount Royal Gate, Calgary, AB T3E 6K6

FEDORCHUK, Nicholas D.¹, DORNBOS, Stephen Q.¹, PETRYSHYN, Victoria A.², WILMETH, Dylan T.³, CORSETTI, Frank A.³, and ISBELL, John L.¹, (1) Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201, fedorch2@uwm.edu, (2) Department of Earth and Space Sciences, University of California, Los Angeles, Los Angeles, CA 90095, (3) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089