BRISTOW, Thomas F., NASA Ames Research Center, MS 239, Moffett Field, CA 945035, thomas.f.bristow@nasa.gov, EIGENBRODE, Jennifer L., NASA Goddard Space Flight Center, Code 699.0, Greenbelt, MD 20771, EDGETT, Kenneth S., Malin Space Science Systems, P.O. Box 90148, San Diego, CA 92191-0148, KAH, Linda C., Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996, SCHIEBER, Juergen, Department of Geological Sciences, Indiana University, 1001 East 10th Street, Bloomington, IN 47405, and SCIENCE TEAM, MSL, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

GRANT, John¹, WILSON, Sharon Purdy¹, CALEF, Fred², and SCIENCE TEAM, MSL³, (1) Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, D. C, DC 20560, grantj@si.edu, (2) Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, (3) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

NEWSOM, Horton¹, WILLIAMS, Joshua M.¹, OLLILA, Ann M.¹, MANGOLD, Nicolas², KAH, Linda C.³, CALEF, Fred⁴, YINGST, R. Aileen⁵, SPRAY, John G.⁶, BRIDGES, John⁷, and SCIENCE TEAM, MSL⁸, (1) Institute of Meteoritics, University of New Mexico, Albuquerque, NM 87131, newsom@unm.edu, (2) Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France, (3) Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996, (4) Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, (5) Planetary Science Institute, 1700 E. Fort Lowell Rd., Suite 106, Tucson, AZ 85719, (6) Planetary and Space Science Centre, Department of Earth Sciences, University of New Brunswick, 2 Bailey Drive, Fredericton, NB E3B 5A3, Canada, (7) Dept. of Physics and Astronomy, Space Research Center, University of Leicester, Leicester, LE1 7RH, United Kingdom, (8) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

STACK, Kathryn M., Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, kstack@caltech.edu and TEAM, MSL Science, Jet Propulsion Laboratory, Pasadena, CA 91101

DYAR, M. Darby, Dept. of Astronomy, Mount Holyoke College, 50 College St, South Hadley, MA 01075, mdyar@mtholyoke.edu, BRIDGES, John, Dept. of Physics and Astronomy, Space Research Center, University of Leicester, Leicester, LE1 7RH, United Kingdom, WIENS, Roger C., Los Alamos National Laboratory, P.O. Box 1663, MS J565, Los Alamos, NM 87545, and SCIENCE TEAM, MSL, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

GORDON, Suzanne R.¹, NEWSOM, Horton E.¹, OLLILA, Ann M.¹, WIENS, Roger C.², ANDERSON, Ryan B.³, CLEGG, Sam M.², MAURICE, Sylvestre⁴, GASNAULT, Olivier⁴, MANGOLD, Nicolas⁵, and SCIENCE TEAM, MSL⁶, (1) Institute of Meteoritics, University of New Mexico, Albuquerque, NM 87131, gordons@unm.edu, (2) Los Alamos National Laboratory, P.O. Box 1663, MS J565, Los Alamos, NM 87545, (3) USGS, Flagstaff, AZ 86001, (4) Institut de Recherche en Astrophysique et Planetologie, Toulouse, 31028, France, (5) Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France, (6) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

MORRISON, Shaunna M., Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721-0077, shaunnamm@email.arizona.edu and SCIENCE TEAM, MSL, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

SCHMIDT, Mariek¹, KING, Penelope L.², GELLERT, Ralf³, GROTZINGER, John P.⁴, HUROWITZ, Joel A.⁵, LEE, Rebekka¹, MCLENNAN, Scott M.⁶, THOMPSON, Lucy M.⁷, and SCIENCE TEAM, MSL⁸, (1) Department of Earth Sciences, Brock University, 500 Glenridge Avenue, St. Catharines, ON L2S 3A1, Canada, mschmidt2@brocku.ca, (2) Research School of Earth Sciences, Australian National University, Canberra, ACT0200, Australia, (3) Dept. of Physics, University of Guelph, Guelph, ON N1G 2W1, Canada, (4) Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, (5) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, MS 183-401, Pasadena, CA 91109, (6) Department of Geoscience, State University of New York - Stony Brook, Stony Brook, NY 11794, (7) Planetary and Space Science Centre, Department of Earth Sciences, University of New Brunswick, 2 Bailey Drive, Fredericton, NB E3B 5A3, Canada, (8) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

SCHIEBER, Juergen, Department of Geological Sciences, Indiana University, 1001 East 10th Street, Bloomington, IN 47405, jschiebe@indiana.edu, GUPTA, Sanjeev, Earth Science and Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom, GROTZINGER, John, Geological and Planetary Science, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, SUAREZ-RIVERA, Roberto, Schlumberger Innovation Center, Salt Lake City, UT 84104, and THE MSL SCIENCE TEAM, .

WILLIAMS, Joshua M.¹, NEWSOM, Horton¹, VANIMAN, David², LE MOUÉLIC, Stéphan³, EDGETT, Kenneth⁴, WIENS, Roger C.⁵, GROTZINGER, John P.⁶, MANGOLD, Nicolas⁷, and SCIENCE TEAM, MSL⁸, (1) Institute of Meteoritics, University of New Mexico, Albuquerque, NM 87131, josh505@unm.edu, (2) NA, Planetary Science Institute, 1700 East Fort Lowell Road, Suite 106, Tucson, AZ 85719, (3) Laboratoire de Planetologie et Geodynamique, CNRS/Université de Nantes, 2 rue de la Houssiniere, BP 92208, 44322 Nantes cedex 3 France, Nantes, 92208, France, (4) Malin Space Science Systems, P.O. Box 90148, San Diego, CA 92191-0148, (5) Los Alamos National Laboratory, P.O. Box 1663, MS J565, Los Alamos, NM 87545, (6) Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, (7) Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France, (8) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

OLLILA, Ann M.¹, NEWSOM, Horton E.¹, CLARK, Benton III², LANZA, Nina³, COUSIN, Agnes³, WIENS, Roger C.⁴, VANIMAN, David⁵, ROSEN-GOODING, Anya⁶, and SCIENCE TEAM, MSL⁷, (1) Institute of Meteoritics, University of New Mexico, Albuquerque, NM 87131, aollila@unm.edu, (2) Space Science Institute, Boulder, CO 80301, (3) Los Alamos National Laboratory, Los Alamos, NM 87545, (4) Los Alamos National Laboratory, P.O. Box 1663, MS J565, Los Alamos, NM 87545, (5) NA, Planetary Science Institute, 1700 East Fort Lowell Road, Suite 106, Tucson, AZ 85719, (6) Albuquerque Public High School, Albuquerque, NM 87102, (7) Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

BALTA, J. Brian, Earth and Planetary Sciences, University of Tennessee, Knoxville, 1412 Circle Drive, EPS building room 102, Knoxville, TN 37909, jbalta@utk.edu and MCSWEEN, H.Y., Earth and Planetary Sciences, University of Tennessee, 1412 Circle Drive, Knoxville, TN 37996-1410

LEWIS, Kevin, Department of Geosciences, Princeton, Princeton, NJ 08544, kwlewis@princeton.edu, BRIDGES, N., Applied Physics Laboratory, Johns Hopkins University, Laurel, MD 20723, EDGETT, Kenneth S., Malin Space Science Systems, P.O. Box 90148, San Diego, CA 92191-0148, FISK, Martin.R., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Administration Building, Corvallis, OR 97331, HALLET, Bernard, Quaternary Research Center, University of Washington, Box 351310, 365 Johnson Hall, Seattle, WA 98195, KOCUREK, Gary, Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 1 University Station C9000, Austin, TX 78712, NEWMAN, Claire E., Ashima Research, 600 S. Lake Avenue, Suite 104, Pasadena, CA 91106, RUBIN, David M., Coastal and Marine Geology, US Geol Survey, US Geological Survey Pacific Sciences Center, 400 Natural Bridges Drive, Santa Cruz, CA 95060, SLETTEN, Ronald S., Quaternary Research Center, Univ of Washington, 19 Johnson Hall, University of Washington Box 351360, Seattle, WA 98195, and SCIENCE TEAM, MSL, Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, CA 91011

STEWART, Wayne, Earth and Space Sciences & Quaternary Research Center, University of Washington, Box 351310, 262 Johnson Hall, Seattle, WA 98195, HALLET, Bernard, Quaternary Research Center, University of Washington, Box 351310, 365 Johnson Hall, Seattle, WA 98195, SLETTEN, Ronald S., Earth & Space Sciences and Quaternary Research Center, Univ of Washington, 19 Johnson Hall, University of Washington Box 351360, Seattle, WA 98195, sletten@uw.edu, RENNO, Nilton O., Atmospheric, Oceanic and Space Sciences, University of Michigan, Ann Arbor, MI 48109-2143, HEYDARI, Ezat, Department of Physics, Atmospheric Sciences, and Geoscience, Jackson State University, P.O. Box 17660, 1400 Lynch Street, Jackson, MS 39217, FAIRÉN, Alberto G., Department of Astronomy, Cornell University, 426 Space Science Bldg, Ithaca, NY 14853, Ithaca, NY 14853, and MSL SCIENCE TEAM, The

SCHREIBER, B. Charlotte, Department of Earth and Space Sciences, University of Washington, PO Box 351310, Seattle, WA 98195, geologo@comcast.net and MACHEL, Hans G., Univ Alberta, 1-26 Earth Sciences Bldg, Edmonton, AB T6G 2E3, Canada

MUSTARD, John F. and SCIENCE DEFINITION TEAM, Mars 2020, Geological Sciences, Brown University, Box 1846, Providence, RI 02912, john_mustard@brown.edu