Board directors Legal Services for Children, Inc., since 1984. Civil advisory board Racketeer-Influenced and Corrupt Organizations, since 1985. With United States Air Force, 1960.
Fellow American College Trial Lawyers (Samuel E. Gates Award, 2000), International Academy Trial Lawyers, International Society Barristers, American Bar Association Foundation. Member American Bar Association (advisory committee to president-elect program on competency and continuing legal education 1979, active numerous panels, programs, conventions, Pro Bono Publico award, 1987, section on individual rights and responsibilities), California Bar Association (chairman panel on cross-exam 1981), American Law Institute, American Board Trial Advocates (named Trial Lawyer of Year, 2001), National Institute for Trial Advocacy (board trustees 1992), Bar Association San Francisco (past president 1977), Practicing Law Institute (board directors 1975-1977, chairman committee on employment of minority 1988), American Judicature Society (board directors), California Attorneys for Criminal Justice (board directors 1981-1983, San Francisco bail projects since 1987), American Board Criminal Lawyers, Committee on Minority Employment, American Lawyers Newspapers Group, Inc. (national board of contributors since 1988), Harvard Law School Alumni Association, Supreme Court of the United States Court History Society National Products Unit Lawyers Cooperative (American jurists editorial advisory board).
Clubs: Barristers (San Francisco) (president 1968).