Panel Discussion
O'CONNOR, Jim E., U.S. Geological Survey, 2130 SW Fifth Avenue, Portland, OR 97201, WALCZAK, Maureen H., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin Bldg, Corvallis, OR 97331, PICO, Tamara, CaltechGeological & Planetary Sciences, 20 Oxford St, Cambridge, MA 02138-2902 and BASSETT, Christine, Geological Sciences, University of Alabama, 2003 Bevill, Tuscaloosa, AL 35487