Richard G. ZeppRichard G. Zepp is a Senior Research Scientist at the U.S. Environmental Protection Agency, National Exposure Research Laboratory, Ecosystems Research Division in Athens, Georgia. He received his B.S. in Chemistry at Furman U. and Ph.D. from Florida State University. He also was a postdoctoral associate in the Chemistry Department at Michigan State University. His research interests include processes affecting fate and transport of pathogens in recreational waters, transformations of nanomaterials in soils, sediments and water, interactions of climate change and solar UV radiation with aquatic ecosystems and coral reefs, photodegradation processes in the environment, factors that influence reactive oxidants in freshwater and marine environments, and the effects of UV-induced photochemical processes on the biological availability of organic carbon and nitrogen in aquatic environments. He is a member of the United Nations Environment Programme (UNEP) Panel on Environmental Effects of Ozone Depletion (1993-present), and is currently serving as an Editor for Limnology and Oceanography: Methods. He is Adjunct Professor at the Rosenstiel School of Marine and Atmospheric Sciences, University of Miami, Miami, Florida and the Department of Chemistry, State University of New York, Syracuse, New York. He is also a member of ACS, ASLO, AGU, Sigma Xi, AAAS, and has served on the SETAC Board of Directors.