- Honorary Fellow, All Souls College (from 2011 to 2015)
- Distinguished Fellow, All Souls College (from 1997 to 2011)
- Director, later Vice-Chairman, Barclays Capital (formerly BZW) (from 1987 to 1999)
- Two-Year Fellow, All Souls College (from 1987 to 1989)
- HM Foreign/Diplomatic Servic, including High Commissioner to India, 1982-7 (from 1951 to 1987)
- Fifty-Pound Fellow, All Souls College (from 1959 to 1973)
- Prize Fellow, All Souls College (from 1951 to 1958)
- Undergraduate, New College, Oxford (from 1947 to 1951)
- Member, Royal Institute of International Affairs
- Hon. Fellow of New College
- Chairman, Anglo-Spanish Society (from 1995 to 1998)
- Honorary Treasurer, IISS (from 1991 to 2005)
- Chairman of Governors, SOAS (from 1990 to 1999)
