Medicinae Baccalaureus, Baccalaureus Chirurgiae, Welch National School Medicine, 1963. Doctor of Medicine, Welch National School Medicine, 1973.
Fellow, senior fellow in clinical genetics Johns Hopkins University and National Institutes of Health, Baltimore and Bethesda, Maryland, 1972-1994. Head medical research council dermatology research group Northwick Park Hospital, London, 1977-1994. Head medical research council Connective Tissue Genetics Group, Cambridge, England, since 1994, Cardiff, Wales, since 1997.
Honorary professor clinical genetics, University Hospital Wales, since 1999. Visiting professor department biochemistry Kings College, London, 1994-1999. Consultant dermatologist various hospitals.
Honorary consultant, clinical geneticist University Wales College of Medicine. Medical advisor Ehlers Danlos Association.
Fellow Royal College Physicians London, Edinburgh, Glasgow. Member Association Physicians of Great Britain and Ireland.
Married Heather Parsons, April 21, 1965.