Member international steering committee The Bone and Joint Decade, Lund, Sweden, since 2000. Board directors Canada Arthritis Network, 2001—2002. Chairman Hyde School, Bath, Maine, 1984—1987, New Art Association, Washington, 1986—1987.
Secretary Combined Health Appeal, 1984. Member Governor's Advisory Council on the Future of Nursing in Virginia, 2002—2003. Fellow American Academy Matrimonial Lawyers, International Academy of Matrimonial Lawyers.
Member American Bar Association, District of Columbia Bar (trustee client security fund 1984-1992, chairman 1991-1992, hearing committee chairman board on professional responsibility 1985-1991, chairman family law representation committee since 2004), Maryland Bar Association, Montgomery County Bar Association, Bar Association District of Columbia.