1984, BA in Economics, Harvard University; 1987, JD, Harvard Law School. 1987-88, Law Clerk to Judge Jack B. Weinstein. 1988-89, Law Clerk to Judge Stephen G. Breyer. 1989-93, served in US Government: US Department of Justice, Environment Division; White House Office of Science & Technology Policy (OSTP); and President's Council of Economic Advisers (CEA). 1989-92, helped negotiate Framework Convention on Climate Change (FCCC). Since 1994, Professor, Duke University. Visiting Professor: 1999 and 2010, Harvard Law School; 2007, Chicago Law School; 2005-06, 2011 and 2014, Paris. Former President, Society for Risk Analysis (SRA). Author of numerous articles on risk regulation and on climate change policy. Co-Author of book, Reconstructing Climate Policy (2003). Chapter Co-Author, IPCC 5th Assessment Report, WG III, "International Cooperation" (2014).