Visiting professor University Washington, 1963-1964. Head department human genetics University Newcastle upon Tyne, England, since 1966, appointed to personal chair in human genetics, 1978. Visiting professor human genetics University Michigan, 1960-1961.
Achievements
Membership
Member staff population genetics unit Medical Research Council, Oxford, 1964-1965. Member Clinical Genetics Society (member council 1969-1985, president 1976-1978), International Association Human Biologists (secretary Member Church of England.