He did his psychiatric residency at Columbia-Presbyterian Medical Center and a fellowship in biometrics at the New York State Psychiatric Institute.

He also held a predoctoral fellowship at the Smithsonian Institution and a postdoctoral fellowship at Ohio State University.

She completed an ophthalmology residency at the University of Rochester and a fellowship in neuro-ophthalmology at the Columbia-Presbyterian Medical Center.

She completed a residency in internal medicine at the University of Chicago and a fellowship in medical oncology at the University of Minnesota.

She completed an internship and residency in pediatrics at Albert Einstein College of Medicine and a fellowship in community child health at Children's Hospital Boston.

In 1972 he took up a lectureship in the Faculty of English at Cambridge and a fellowship at King's College Cambridge.

He subsequently did an internal medicine residency at New England Deaconess Hospital and a fellowship in medical oncology at Dana-Farber Cancer Institute.

He completed his residency in ophthalmology at Yale Medical School in 1994, and a fellowship in refractive surgery at Harvard a year later.

From 1692 until 1703 he held a demyship at Magdalen College and a fellowship from 1703 until 15 February 1722.

He variously held summer fellowships at Columbia University and Stanford University and a year-long fellowship in Chinese language studies and research in Hong Kong.