Staff assistant C & P Telephone Сompany, Washington, 1966-1968. Associate director admissions Webster College, St. Louis, 1968-1971. Professional staff member Senate Committee on Environmental and Public Works, Washington, 1971-1979, chief counsel, 1981-1987, minority chief counsel, since 1987.
General counsel National Commission Air Quality, 1979-1981. Member United States environmental delegate to Union of the Soviet Socialist Republics, 1983, 88.