Mary Shepherd was a former consultant thoracic surgeon at Harefield Hospital, Middlesex. She was born at Forest Hill, London, on 4 July 1933, the youngest of the two children of George Raymond Shepherd, an electrical and mechanical engineer, and Florence May Savile, whose father and grandfather had

Andrew Jowett was born in Sunderland in 1933, where his father, Ronald, an honorary FRCS, was an ENT surgeon and a member of the Newcastle Regional Hospital Board. Andrew was educated at Sedbergh School and St John's College, Cambridge, where he gained his BA in 1954. He subsequently went on to the