Returning to his alma mater, he was tutor in law (1965–1976) and a fellow (1965–1984) of Keble College, Oxford. In 1984, he was elected Principal of Jesus College, Oxford.
Upon returning to his university, he held the position of law instructor (1965–1976) and was a member (1965–1984) of Keble College, Oxford. Four years later, in 1984, he was chosen as the head of Jesus College, Oxford.