Organization War on Want

Left Book Club

Jewish Society for Human Service

Campaign for Nuclear Disarmament

Gollancz

Independent Labour Party

Labour Party

British Humanist Association

Parliament of the United Kingdom (MP)

British Army (Royal Tank Regiment | 1947-1949)

Roman Catholic Church (priest | 1958 | monsignor | left the priesthood | 1987)

Christian Campaign for Nuclear Disarmament (member | 1960)

Campaign for Nuclear Disarmament (CND | general secretary | 1980-1985 | chair | 1987-1990 | hon. vice-president)

University of London (chaplain | 1966-1974)

International Peace Bureau (president | 1985-1992)

Palestine Solidarity Campaign (member)