Professor of Geosciences University of Arizona since 1983; Associate Editor "Geology " Geological Society of America from 2000 to 2002; Dean College of Science University of Arizona since 2000; Chair Search Committee for the Dean of College of Education University of Arizona from 2002 to 2003; Member of Board of Natural Resources of the National Research Council from 2002 to 2005; Member Human Resources Committee American Geological Institute from 2000 to 2005; Member Governing Board Instituto Nacional de Astronomia Optica y Electronica Mexico since 2003; Board Member Center to Improve Diversity in Earth Systems Sciences Inc. since 2003; Member of Board of Earth Sciences National Research Council of the National Academy of Sciences 2005 to 2007; Associate Editor "American Journal of Science" from 2005 to 2008 Associate Editor American Presidents Advisory Board of Research Corporation since 2005; TEP Board Member since 2005; UES Board member since 2005. Board Member since 2005. Age 54. |