Richard L. Stroup is professor emeritus of economics at Montana State University and professor emeritus of economics at North Carolina State University. He earned his Ph.D. from the University of Washington. From 1982 to 1984, Dr. Stroup served as director of the Office of Policy Analysis at the U.S. Department of the Interior. He has published and lectured on topics such as global warming, land use regulation, archaeology and environmental policy improvements. His research has helped to develop the approach known as free market environmentalism. Dr. Stroup co-authored COMMON SENSE ECONOMICS: WHAT EVERYONE SHOULD KNOW ABOUT WEALTH AND PROSPERITY with Dr. Gwartney. In addition, he has published ECONOMICS: WHAT EVERYONE SHOULD KNOW ABOUT ECONOMICS AND THE ENVIRONMENT, which was sponsored by the Property and Environment Research Center, which he co-founded.