BA, Oberlin College; JD, Yale Law School. 1989-92, international law practice, Washington; 1989, directed Sustainable Commerce Programme, WWF; 1993-96, Washington College of Law; 1994-98, adjunct faculty teaching trade law and trade and environment, American University; 1997, Georgetown University; 1993-2001, Independent Consultant and Senior Fellow, WWF. Chair, US National Advisory Committee on NAFTA environmental implementation.