From 1953 to 1974, he was tutor in jurisprudence at St Edmund Hall and a lecturer at the University of Oxford.
After he left Oxford, he was made an emeritus fellow of St Edmund Hall.
[1] Following retirement from academia, he served as chairman of the Commission for Local Administration in England from 1982 to 1994, and a complaints commissioner at the Securities and Investments Board from 1994 to 2001.
[1] In the 1994 New Year Honours, he was appointed a Knight Bachelor "for services to Local Government".
[5] On 31 March 1994, he received the accolade from Charles, Prince of Wales during a ceremony at Buckingham Palace.