Geoffrey Evans was an associate professor of surgery at McMaster University, Hamilton, Ontario, Canada. He was born on 25 January 1935 in Mountain Ash, Glamorgan, Wales, the son of William Garfield Evans, a schoolmaster, and Hannah Evans née James. He attended Mountain Ash Grammar School and then st

Tony Bull was an ENT surgeon at the Royal National Throat, Nose and Ear Hospital, London. He was born on 21 December 1934 in Bath, Somerset, the son of Henry Bull, a dentist. He was educated at Monkton Combe School, where he excelled academically and on the sports field, playing tennis for Somerset

John Oliver Kilby was a consultant surgeon in north Gloucestershire. He was born on 21 November 1933 in Brentford, Middlesex, the son of Bernard William Kilby and Ruth Emily Kilby née Howse. He studied medicine at Charing Cross Medical School and qualified in 1958. He gained his fellowship of the