Ernst Weizsäcker is co-chair of the U.N.’s International Panel for Sustainable Resource Management. He has served as the policy director at the United Nations Centre for Science and Technology for Development, director of the Institute for European Environmental Policy, and president of the Wuppertal Institute for Climate, Environment, and Energy. He is a member of the Club of Rome, a global think tank devoted to improving society, and he served on the World Commission on the Social Dimensions of Globalization.
He has also served as a member of the Bundestag, the federal parliament of Germany, where he was appointed chairman of the Environmental Committee. Additionally, he has taught as a professor of interdisciplinary biology and was the founding president of the University of Kassel in Germany. Weizsäcker has authored several influential books on the environment, most recently, "Factor Five: Transforming the Global Economy through 80% Improvements in Resource Productivity."