Congress of Fellows of the Center for International Legal Studies:
Salzburg, Austria, Charter Fellow 2002.
American Bar Association:
Litigation Section, 1975 - 1990 (Committee on Professional Liability, 1976 - 1990); Tort and Insurance Practice Section, 1973 - 1990 (Committee on Toxic and Hazardous Substances and Environmental Law, Vice Chair, 1987 - 1989).
Illinois State Bar Association:
Standing Committee on Specialization, 1976 - 1978 (Secretary, 1978); Civil Practice and Procedure Section, 1973 - 1990 ; Insurance Law Section, 1973 - 1990; Tort Law Section, 1973 - 1990.
Chicago Bar Association:
Economics of the Legal Profession Committee 1973 - 1977 (Vice Chair, 1976, Chair, 1977); Special Committee on Lawyers' Interest Bearing Trust Accounts, 1982 - 1984; Environmental Law Committee, 1987 - 1990; Tort Litigation Committee, 1987 - 1990; Young Lawyers Section Professional Responsibility Committee, 1976 - 1979 (Vice Chair, 1978, Chair, 1979).