Gregory Pasternack is Chair of the Hydrologic Sciences Graduate Group and Professor of watershed hydrology and geomorphology in the Department of Land, Air, and Water Resources at the University of California at Davis. He holds a B.A. from Wesleyan University (1993), a M.S. from University of California at Berkeley (1994), and a Ph.D. from The Johns Hopkins University (1998). Dr. Pasternack's major research interest is the link between physical and biological processes in natural and human-altered aqueous environments. He has worked in rivers, wetlands, lakes, and estuaries. Dr. Pasternack has...