KIMBROUGH, David L., Department of Geological Sciences, San Diego State University, San Diego, CA 92182 and GROVE, Marty, Department of Geological Sciences, Stanford University, Stanford, CA 94305, dkimbrough@geology.sdsu.edu, dkimbrough@geology.sdsu.edu

QUINTERO, Raiza, Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton, Madison, WI 53706, KOZDON, Reinhard, Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53706, KITAJIMA, Kouki, Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, LACKEY, Jade Star, Geology Department, Pomona College, Claremont, CA 91711 and VALLEY, John W., Department of Geoscience, University of Wisconsin, Madison, WI 53706, rquintero@wisc.edu, rquintero@wisc.edu

VAN BUER, Nicholas J., Department of Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Bldg. 320, Stanford, CA 94305 and WOODEN, Joseph L., USGS-Stanford Ion Microprobe Laboratory, Stanford University, Stanford, CA 94305, vanbuer@stanford.edu, vanbuer@stanford.edu

ECONOMOS, Rita, Department of Earth Sciences, Indiana University Purdue University Indianapolis, Indianapolis, IN 46202, ROELL, Jennifer L., Earth Science, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202, BARTH, Andrew, Earth Sciences, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202 and WOODEN, Joseph L., USGS-Stanford Ion Microprobe Laboratory, Stanford University, Stanford, CA 94305, economos@ucla.edu, economos@ucla.edu

PRICE, Jonathan D.¹, BERDS, Melody L.² and KOESTNER, Daniel W.², (1)Department of Chemistry, Geosciences, & Physics, Midwestern State University, 3410 Taft Blvd, Wichita Falls, TX 76308, (2)Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th St, JSC 1W19, Troy, NY 12180, jonathan.price@mwsu.edu, jonathan.price@mwsu.edu

KOTEAS, G. Christopher, Earth and Environmental Sciences, Norwich University, 158 Harmon Drive, Northfield, VT 05663, SEAMAN, Sheila J., Department of Geosciences, University of Massachusetts, Amherst, MA 01003 and WILLIAMS, Michael L., Department of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, Amherst, MA 01003, gkoteas@norwich.edu, gkoteas@norwich.edu

HOFMANN, Amy E., Center for Isotope Geochemistry, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, BAKER, Michael B., Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125 and EILER, John M., Division of Geology and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, aehofmann@lbl.gov, aehofmann@lbl.gov

TRAIL, Dustin¹, WATSON, E. Bruce² and TAILBY, Nick¹, (1)Department of Earth & Environmental Sciences, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center, 1W19, 110 8th Street, Troy, NY 12180, (2)Earth and Environmetal Sciences, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center 1W19, 110 8th Street, Troy, NY 12180-3590, traild@rpi.edu, traild@rpi.edu

VERVOORT, Jeffery D., School of the Environment, Washington State University, Pullman, WA 99164, vervoort@wsu.edu, vervoort@wsu.edu

BOYCE, Jeremy W., MOSENFELDER, Jed L., ROSSMAN, George R. and EILER, John M., Division of Geological and Planetary Sciences, California Institute of Technology, MC 170-25, 1200 E. California Blvd, Pasadena, CA 91125, jwboyce@alum.mit.edu, jwboyce@alum.mit.edu

GUALDA, Guilherme A.R., Dept. of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, PAMUKCU, Ayla S., Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, CLAIBORNE, Lily L., Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235 and RIVERS, Mark L., CARS, University of Chicago, Argonne National Laboratory, 9700 South Cass Ave, Argonne, IL 60439, g.gualda@vanderbilt.edu, g.gualda@vanderbilt.edu

FLANAGAN, Daniel M.¹, LOWENSTERN, Jacob B.², CARLEY, Tamara L.¹, MILLER, Calvin F.¹ and WOODEN, Joseph L.³, (1)Dept. of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, (2)Volcano Hazards Team, U.S. Geological Survey, Menlo Park, CA 94025, (3)Dept. of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305, daniel.m.flanagan@vanderbilt.edu, daniel.m.flanagan@vanderbilt.edu

STELTEN, Mark, Department of Geological Sciences, University of California - Davis, One Shields Avenue, Davis, CA 95616 and COOPER, Kari M., Geology, UC Davis, 1 Shields Ave, Davis, CA 95616, mestelten@ucdavis.edu, mestelten@ucdavis.edu

VAZQUEZ, Jorge A., U.S. Geological Survey, SHRIMP-RG laboratory, Menlo Park, CA 94025, VELASCO, N.O., Department of Geological Sciences, CSU-Northridge, 18111 Nordhoff Street, Los Angeles, CA 91330 and SCHMITT, A.K., Earth and Space Sciences, University of California, 595 Charles Young Dr E, Los Angeles, CA 90095, jvazquez@usgs.gov, jvazquez@usgs.gov