Toxicokinetics and Risk Assessment (ePub)

John C. Lipscomb is a Toxicologist for the U.S. Environmental Protection Agency (EPA), Office of Research and Development, at the National Center for Environmental Assessment in Cincinnati, Ohio. There, Dr. Lipscomb serves as co-leader of a technical panel for the EPA's Risk Assessment Forum, responsible for drafting guidance on the replacement of default uncertainty factors with data-derived uncertainty factors. Prior to joining the EPA, Dr. Lipscomb was a Captain in the United States Air Force and served as chief of the metabolism section in the toxicology division of Armstrong Laboratory, USAF, Wright-Patterson Air Force Base, Ohio. He serves on the Board of Directors of the American Board of Toxicology and has held and continues to act in leadership positions for specialty groups and regional chapters of the Society of Toxicology and the Society for Risk Analysis. Dr. Lipscomb received the B.S. and M.S. degrees from the University of Central Arkansas, Conway, in 1984 and 1986, respectively, and the Ph.D. degree in interdisciplinary toxicology from the University of Arkansas for Medical Sciences, Little Rock, in 1991. He became a Diplomate of the American Board of Toxicology in 1995., Edward V. Ohanian is the Director of the Health and Ecological Criteria Division, Office of Science and Technology, Office of Water at the U.S. Environmental Protection Agency (EPA) in Washington, D.C. He serves as Chairman of the EPA's Risk Assessment Forum, Chairman of the Health Advisory Board for the not-for-profit organization NSF International in Ann Arbor, Michigan, and Co-chairman of the EPA Federal-State Toxicology and Risk Analysis Committee. He is Adjunct Associate Professor of Medicine and Health Care Sciences at the School of Medicine and Health Sciences and the School of Public Health and Health Services, The George Washington University, Washington, D.C., as well as Adjunct Associate Professor of Environmental Health Sciences at the Tulane University Medical Center's