He then studied modern history at Balliol College, Oxford, graduating in 1964. In 1965–66, he was a Harkness Fellow at Columbia University and Harvard University. He abandoned historical studies for philosophy during the fellowship.
He then studied modern history at Balliol College, Oxford, graduating in 1964. In 1965–66, he was a Harkness Fellow at Columbia University and Harvard University. He abandoned hist,orical stud!ies for philosophy during t!he fellowship.