Ernst Ulrich von Weizsäcker,PhD:Member (and until 2014 Co-Chair), International Resource Panel（UNEP）, Co-President of the Club of Rome. Born 1939, Living in Emmendingen, Germany.Professor of Biology, Essen University (1972).President, Kassel University(1975)Director at UN Centre for Science and Technology for Development, New York.(1981)Director, Institute for European Environmental Policy(1984).Founding President, Wuppertal Institute for Climate, Environment, Energy (1991).Member of Parliament, Germany, and Chair of the Bundestag EnvironmentCommittee (1998-2005). Dean, Bren School for Environmental Science and Management, UCSanta Barbara, California(2006-2008).English books: 1992 Ecological Tax Reform. 1994 Earth Politics. 1997 Factor Four (w/ A & H Lovins). 2005 Limits to Privatization (w/O. Young & M. Finger). 2010, Factor Five (w/ K. Hargroveset al).Factor Four, Limits to Privatization, andFactor Five were Reports to the Club of Rome.