Budget and was on the staff of the National Water Commission. He received a Ph.D. in natural resource economics from the University of Michigan in 1973.
John Vecchioli is a hydrologist with the U.S. Geological Survey's Water Resources Division in Tallahassee, Florida, and currently serves as Chief of the Florida District Program. Previously, he was responsible for quality assurance of all technical aspects of ground water programs in Florida. He was project chief of a study of hydraulic and geochemical aspects of waste injection in Florida. Also, while with the Survey on Long Island, New York, he was project chief for a study involved in planning and supervision of a multidisciplinary effort to evaluate the hydraulic and geochemical impact of artificial recharge of treated wastewater through injection wells. Mr. Vecchioli received his B.S. and M.S. in geology from Rutgers University in 1956 and 1957, respectively. He is a member of the American Geophysical Union, Geological Society of America, National Ground Water Association, American Institute of Professional Geologists, International Association of Hydrogeologists, and Sigma Xi.
Marylynn Yates is associate professor of environmental microbiology with the Department of Soil and Environmental Sciences, University of California-Riverside. Dr. Yates received her B.S. in nursing from the University of Wisconsin-Madison, her M.S. in chemistry from the New Mexico Institute of Mining and Technology, and her Ph.D. in microbiology and immunology from the University of Arizona. She is a member of the American Waterworks Association technical working group looking at EPA's disinfection rule. Her research interests include the fate of microorganisms in soil, surface water, ground water, and wastewater treatment; modeling the fate and transport of microorganisms in the subsurface; ground water contamination; and waterborne disease outbreaks.