HEINLEIN, Sarah N., Geological Sciences, The University of Texas at El Paso, 500 West University Ave, El Paso, TX 79968, BRUHN, Ronald, Geology and Geophysics, University of Utah, 115 South, 1460 East, Room 383, FSAB, Salt Lake City, UT 84112 and PAVLIS, Terry, Geological Sciences, University of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968, sncervera@miners.utep.edu, sncervera@miners.utep.edu

SMITH-KONTER, Bridget, SOLIS, Teira and CAMERON, Marissa, Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968-0555, brkonter@utep.edu, brkonter@utep.edu

PORTER, Ryan C.¹, FOUCH, Matthew J.¹, WEST, John D.² and ALLISON, Chelsea M.², (1)Department of Terrestrial Magnetism, Carnegie Institution of Washington, 5241 Broad Branch Road, NW, Washington, DC 20015, (2)School of Earth and Space Exploration, Arizona State University, P.O. Box 871404, Tempe, AZ 85287, rporter@dtm.ciw.edu, rporter@dtm.ciw.edu

DOMROIS, Stefanie, Dept. of Geology, University of Illinois, 208 Natural History Bldg, 1301 W. Green St, Urbana, IL 61801, MARSHAK, Stephen, Dept. of Geology, Univ. of Illinois, 1301 W. Green St, Urbana, IL 61801, ABERT, Curtis, Illinois State Geological Survey, University of Illinois, 136 Natural Resources Bldg, 615 E. Peabody Dr, Champaign, IL 61820, LARSON, Timothy, Illinois State Geological Survey, University of Illinois, Champaign, IL, PAVLIS, Gary L., Department of Geological Sciences, Indiana University, Bloomington, IN 47405, HAMBURGER, Michael W., Dept. of Geological Sciences, Indiana University, Bloomington, IN 47405-1405 and GILBERT, Hersh, Dept. of Earth & Atmospheric Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, domrois2@illinois.edu, domrois2@illinois.edu

HOLT, William E., Geosciences, Stony Brook University, Stony Brook, NY 11794, GHOSH, Attreyee, Centre for Earth Sciences, Indian Institute of Science, Bangalore, NY 560012 and STEIN, Seth, Earth and Planetary Sciences, Northwestern University, 1850 Campus Drive, Evanston, IL 60208-2150, seth@earth.northwestern.edu, seth@earth.northwestern.edu

FRASSETTO, Andrew, WOODWARD, Robert and ADINOLFI, Andrew, IRIS, 1200 New York Avenue, NW, Suite 400, Washington, DC 20005, andyf@iris.edu, andyf@iris.edu

SCHMANDT, Brandon, Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, LIN, Fan-Chi, Caltech, Pasadena, CA 91125, FOUCH, Matthew J., K. Young Consulting, Washington, DC 20005, DUEKER, Ken G., Geology and Geophysics, Univ of Wyoming, Laramie, WY 82071, BECKER, Thorsten W., Department of Earth Sciences, University of Southern California, 3651 Trousdale Parkway, Zumberge Hall 117, Los Angeles, CA 90089-0740 and LIU, Lijun, University of Illinois, Mail Stop 100-23, Champaign, IL 61820, bschmandt@unm.edu, bschmandt@unm.edu

WHITMEYER, Steve, Geology and Environmental Science, James Madison University, 395 S. High St, MSC 6903, Harrisonburg, VA 22807, KARLSTROM, Karl E., Earth and Planetary Science, University of New Mexico, Albuquerque, NM 87131 and MEIER, Bethany, Geology & Environmental Science, James Madison University, Harrisonburg, VA 22807, whitmesj@jmu.edu, whitmesj@jmu.edu