Edward B. Barbier, PhD is currently the John S. Bugas Professor of Economics, Department of Economics and Finance, University of Wyoming. He was formerly at the Environment Department, University of York, UK and previously served as Director of the London Environmental Economics Centre of the International Institute for Environment and Development and University College London. Professor Barbier has over twenty years experience as an environmental and resource economist, working mainly on the economics of environment and development issues. He has served as a consultant for a variety of national, international and non-governmental agencies, including many UN organizations and the World Bank. Professor Barbier's applied work has focused particularly on issues of land degradation, wildlife management, trade and natural resources, coastal and wetland use, tropical deforestation, biological invasions and biodiversity loss. He has written or edited fifteen books in the economics of environment and development field, and has been published extensively in both academic and popular journals. Professor Barbier's latest book, Natural Resources and Economic Development, has been published by Cambridge University Press in 2005. Professor Barbier has served on the editorial boards of several leading economics and natural science journals, and he appears in the 4th edition of Who's Who in Economics.