Jones received his D. Phil.

In 1977 he received his D.Phil.

He received his D.Phil in 1954.

He then went to Balliol College, Oxford where he received his D. Phil.

She returned to Oxford University in 1960 and received her D.Phil.

After moving to Wolfson College, he received his D.Phil.

She received her D. Phil.

He received his D.Phil from St John's College, Oxford in 1992.

He went on to receive his D.Phil.

He received his D. Phil.