Wolfgang Sachs is a Research Director at the Wuppertal Institute for Climate, Environment, and Energy in Germany. He has been chair of the board of Greenpeace Germany, a member of the Intergovernmental Panel on Climate Change, and a member of the Club of Rome. Among the various appointments he has held are co-editor of the Society for International Development’s journal Development; Visiting Professor of Science, Technology, and Society at Pennsylvania State University; and a fellow at the Institute of Cultural Studies in Essen. He regularly teaches at Schumacher College and as Honorary Professor at the University of Kassel. He studied sociology and theology in Munich, Tübingen, and Berkeley and received his PhD from the University of Tübingen in 1975.