Council Principal, The Council for Excellence in Government. Member: The District of Columbia Bar. Bar Association of the District of Columbia.
American Bar Association (Chairman, 1987-1988. Chairman-Elect, 1986-1987. Finance Officer, 1984-1986.
Council Member, 1981-1984 and Chairman, Robinson-Patman Committee, 1978-1981, Antitrust Section). Organization for Economic Cooperation and Development (Member, Business and Industry Advisory Committee (BIAC), Competition Law and Policy Committee, 1992).