CZAJA, Andrew, University of Cincinnati, Department of Geology, 500 Geology-Physics Building, Cincinnati, OH 45221-0013, BENISON, Kathleen, Department of Geology & Geography, West Virginia University, Morgantown, WV 26501, BOSAK, Tanja, Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, COHEN, Barbara A., NASA, Goddard Space Flight Center, Greenbelt, MD 20771, HAUSRATH, Elisabeth, Geoscience, University of Nevada, Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154, HICKMAN-LEWIS, Keyron, Department of Earth Sciences, Natural History Museum, London, United Kingdom, MAYHEW, Lisa E., University of Colorado, Department of Geological Sciences, Boulder, CO 80309-0399, SHUSTER, David L., University of California, Berkeley, Department of Earth and Planetary Science, Berkeley, CA 94720, SILJESTRÖM, Sandra, RISE, Research Institutes of Sweden, Stockholm, Sweden, SIMON, Justin I., NASA Johnson Space Center, Houston, TX 77058 and WEISS, Benjamin P., Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, MA 02139