University of Maryland School of Law (1995)
1998 Annual Meeting Planning Committe
Visiting Lecturer, Arizona State University College of Law (1996)
Environmental Quality Committee
Environmental Crimes Committee
Environmental and Natural Resources Law Section, Co-founder, Council 1989-93; Chairman, 1991-92
Continuing Legal Education Committee, 1992-98; Chairman, 1997-98
Faculty, ALI-ABA Annual Advanced Course of Study, Environmental Issues in Real Estate and Business Transactions (1989-2005)
Arizona
ALI-ABA-ELI Annual Course of Study, Hazardous Waste, Superfund and Toxic Substances (1990)
Maryland
Vanderbilt University Law School (1991)
New York
American Bar Association
Section of Natural Resources, Energy and Environmental Law
Association of the Bar of the City of New York
Airlangga Law School, Surabaya, Indonesia (1975-76)
Special Committee on State and Regional Environmental Cooperation, Co-Chairman 1998-2000, Vice-Chairman, 1995-1998
Environmental Audits Task Force, Vice-Chairman, 1997-1999
State Bar of Arizona
University of Arizona Law School (1990)
Lenders and Trustees, Bankruptcy, Insurance, and Environmental Audits Faculty
Section of Business Law