OTTO C. DOERING III is a professor in the Department of Agricultural Economics at Purdue University. He is a public policy specialist and worked with the U.S. Department of Agriculture on the 1977 and 1990 Farm Bills. In 1997, he was Principal Adviser to USDA’s Natural Resource Conservation Service for implementing the 1996 Farm Bill and works with NRCS in conservation program design. In 1999, he was team leader for the economic analysis of the White House National Hypoxia Assessment. Dr. Doering has overseas experience with the Ford Foundation and the National Academy of Sciences, primarily in Southeast Asia working on irrigation issues. He is past President of the Agricultural and Applied Economics Association. He publishes in areas of agricultural policy, water, energy, and climate change, and has been a lead author for the IPCC. He serves on EPA’s Science Advisory Board and Integrated Nitrogen Committee. He has been a member of NRC committees advising on Clean Water Act implementation in protecting and restoring water quality across the Mississippi River basin. Dr. Doering received his B.A. degree in government from Cornell, M.Sc. degree (econ) from the London School of Economics, and Ph.D. degree in agricultural economics from Cornell.
DAVID A. DZOMBAK is a professor of environmental engineering at Carnegie Mellon University. He teaches and conducts research in the fields of water and soil quality engineering and science. His research focuses on physical-chemical processes governing contaminant fate, transport, and treatment in the subsurface environment, in surface waters and sediments, and in industrial wastes. Dr. Dzombak has published numerous articles in environmental engineering and science journals, book chapters, articles for the popular press, and several books on the chemistry of inorganic contaminants in water. He is faculty director of the Carnegie Mellon University Steinbrenner Institute for Environmental Education and Research. He is a member of the National Academy of Engineering, a registered Professional Engineer in Pennsylvania, a Diplomate of the American Academy of Environmental Engineers, and a Fellow of the American Society of Civil Engineers. He served as the chairman of the NRC Committee on the Mississippi River and the Clean Water Act. Dr. Dzombak received his B.S. and M.S. degrees in civil engineering from Carnegie Mellon University and his Ph.D. degree in civil engineering from Massachusetts Institute of Technology.
PAUL L. FREEDMAN is the founder and president of LimnoTech, a national water science and engineering firm. His research and consulting have focused primarily on water quality including modeling; lake and watershed management; stream restoration; contaminated sediments and groundwater, wet weather issues including stormwater CSO and SSO, TMDL, permitting, sustainability, and many other environmental issues. Mr. Freedman has worked on hundreds of projects in over three dozen states for clients including federal agencies, municipalities and industries. He is the current vice-president of the Water Environment Federation. Throughout his career, he has served in multiple committees and task force on various issues involving environmental regulations and legislation. He is a licensed Professional Engineer in several states and a Board Certified Environmental Engineer of the American Academy of Environmental Engineers. He received his B.S. degree in engineering and his M.S. degree in water resources-civil engineering from the University of Michigan.