consulted for manufacturers, government agencies, and the World Health Organization. He has more than 150 publications on toxicology and risk analysis, and he has lectured nationally and internationally on these topics. He has been a diplomate of the American Board of Toxicology since 1982. Dr. Rodricks has served on numerous National Research Council and Institute of Medicine committees and currently serves on the Board on Environmental Studies and Toxicology. He earned his PhD in biochemistry from the University of Maryland.
Bailus Walker, Jr., (IOM) is professor of environmental and occupational medicine at Howard University College of Medicine. His research interests include lead toxicity, environmental carcinogenesis, and the social and economic dimensions of environmental-risk management strategies. He was the commissioner of public health for the Commonwealth of Massachusetts and, earlier, state director of public health for Michigan. In other regulatory and service work, Dr. Walker was director of the Health Standards Division of the U.S. Occupational Safety and Health Administration (OSHA). In academe, his assignments have included being a professor of environmental health and toxicology at the University at Albany, State University of New York at Albany, and dean of the Faculty of Public Health at the University of Oklahoma Health Sciences Center, Oklahoma City. Dr. Walker has also served as chairman of the Board of Scientific Counselors of the Agency for Toxic Substance and Disease Registry and is senior science adviser on environmental health to the National Library of Medicine. He is a past president of the American Public Health Association and a Distinguished Fellow of the Royal Society of Health (London, England) and the American College of Epidemiology. Dr. Walker is a member of the Institute of Medicine and served for two terms on the Board of Environmental Studies and Toxicology (BEST) of the National Research Council. In addition, he served on a number of other National Research Council committees, including being chair of the Committee on Toxicology and a member of the Committee on Estimating Mortality Risk Reduction Benefits from Decreasing Tropospheric Ozone Exposure. Dr. Walker received his PhD in occupational and environmental medicine from the University of Minnesota at Minneapolis.
Terry F. Yosie is president and CEO of the World Environment Center, a nonprofit, non-advocacy organization whose mission is to advance sustainable development through the private sector in partnership with government, nongovernment organization, academic, and other stakeholders. From 2001 through 2005, Dr. Yosie served as the American Chemistry Council’s vice president for the Responsible Care initiative, a performance program that includes environmental, health, and safety management; product stewardship; security; and other aspects of the business value chain. He has about 25 years of professional experience in managing and analyzing the use of scientific information in the setting of environmental standards. He was the first executive director of the Clean Air Scientific Advisory Committee, which is responsible for reviewing the scientific basis of national ambient air quality standards. He served as director of the Environmental Protection Agency (EPA) Science Advisory Board from 1981 to 1988 and instituted policies and procedures for enhancing the use of scientific information in regulatory decision-making. Dr. Yosie was vice president for health and environment at the American Petroleum Institute and executive vice president of Ruder Finn consultancy, where he was responsible for the firm’s environmental-management practice. He has served on a number of National Research Council committees and boards, including the Committee to Review the Structure and Performance of the Health Effects Institute, the Committee on Research Priorities for Airborne Particulate Matter, and the Board on Environmental Studies and Toxicology. He is the author of about 60 publications