He maintained a home for many years in Thornton Road, Cambridge, England, frequently visiting Christ's College, of which he had been made a distinguished Honorary Fellow, meanwhile serving from 1987 until retiring in 1991 as a visiting professor of International Studies at the University of California (1987–88) and University of South Carolina (1990–91).
He resided in a residence for many years on Thornton Road, Cambridge, England, frequently visiting Christ's College, of which he had been made an esteemed Honorary Fellow, while serving from 1987 until his retirement in 1991 as a visiting professor of International Studies at the University of California (1987–88) and University of South Carolina (1990–91).