Organization Foreign Office

University of Reading

Centre for Policy Studies

Royal Military Academy, Sandhurst

University of Cambridge (professor of English history)

Exeter College, Oxford

Balliol College, Oxford

St. John's College, Oxford (president)

Oxfordshire and Buckinghamshire Light Infantry

Durham Light Infantry

Royal Armoured Corps

The Souls

Roman Catholic Church

Secret Intelligence Service

Political Warfare Executive

Evening Standard

BBC

Queen's University of Belfast

Irish Slavists' Association

Cambridge University (Pembroke College | fellow | 1938-1950 | Director of Studies and Librarian | 1946-1950 | Lecturer in the Faculty of Economics | Pembroke College | honorary fellowship | 1973)

Board of Trade (1942-1946)

The Economic History Review (editor | 1950-1960)

Oxford University (All Souls College | Chichele Professor of Economic History | professional fellow | 1950-1967 | 1988 | Jesus College | principal | 1967 | University Vice-Chancellor | 1973-1977 | Pro-Vice-Chancellor | 1977-1984)

Harvard University (visiting professor | 1954-1955)

University of California, Berkeley (Ford Research Professor | 1962-1963)

British Academy (fellow | 1965)

American Philosophical Society (member | 1966)

University College, Swansea (president | 1975-1984 | honorary fellow | 1991)

Royal Historical Society (president | 1976-1981)

Advisory Council on Public Records (member | 1958-1970)

Social Science Research Council (member | 1967-1971)

National Libraries Committee (member | 1968-1969)

International Association of Universities (Administrative Board member | 1975-1984)

Royal Commission on Historical Manuscripts (member | 1978-1990)

Committee of Vice Chancellors and Principals of the Universities of the United Kingdom (chair | 1976-1977)

Advisory Group on London Health Services (chair | 1980-1981)

Oxfordshire District Health Authority (chair | 1981-1984)

Eton College Chronicle (editor)

Baskerville Club (member)

Cambridge University (Magdalen College | Pepys Librarian | 1908 | fellow | 1909-1943)

Cambridge Review (editor)

Bibliographical Society (president | 1932-1934)

SEATO

Australian National University

BBC

University of London (Queen Mary College)

University of Bern

University of Auckland, New Zealand

Coldstream Guards (second lieutenant | national service)

Duchy of Lancaster (private secretary to the chancellor)

Overseas Development Administration (permanent secretary | 1984-1987)

United Nations (ambassador | permanent representative on the Security Council | 1987-1990)

Royal Geographical Society (president | 1990-1993)

Green College, Oxford (warden | 1990-1997)

Marine Biological Association (president | 1990-2001)

Darwin Initiative (initiator | 1992)

Sustainable Development (UK government panel | chair | 1994-2000)

University of Kent (chancellor | 1996-2006)

Inner Temple (called to the bar | 1938)

Royal Navy Volunteer Reserve (WWII)

International Monetary Fund (general counsel | 1955-1960)

All Souls College, Oxford (fellow | 1961-1969)

European Commission for Human Rights (member | 1962-1984 | president | 1972-1981)

Royal Institute of International Affairs (director of studies | 1969-1973)

King's College London (professor of international law | 1976-1980)

Conservative Party

Royal Sussex Regiment

Intelligence Corps

League of Nations

Order of St. John of Jerusalem

English Speaking Union

Royal Geographical Society

Sudan Political Service

National Women's Register (initially National Housewives Register)

Ditchley Foundation

Grenadier Guards

Order of St. Michael and St. George

British Museum