Robert E. Dickinson. AGU member since 1960, Regents Professor, University of Arizona. Joint appointments at the University of Arizona in Department of Atmospheric Sciences, Institute of Atmospheric Physics, Department of Hydrology and Water Resources, and Tree Ring Laboratory Major areas of interest are global change, climate modeling, remote sensing, tropical deforestation, drought, and the interaction of terrestrial and atmospheric hydrological processes. B.A., 1961, chemistry and physics, Harvard University; M.S., 1962, Ph.D., 1966, meteorology, Massachusetts Institute of Technology. Professor, University of Arizona since 1990, National Center for Atmospheric Research. Member, National Academy of Science; Fellow, AGU; Fellow, American Meteorological Society. Authored 167 refereed publications, 36 in AGU journals, as well as 22 book chapters and one book. Recipient of the Rossby Award (AMS), 1996; Roger Revelle Medal, 1996; Vetlesen Medal, 1995. AGU service as President, Atmospheric Sciences Section, 1988–1992; Committee on Earth as a System, 1987–1989; William Bowie Medal Committee, 1996–1998; Roger Revelle Medal Committee, 1998–2000.