Sidney Bertram Radley was born on 18 September 1888 and received his medical education at Manchester University and St Bartholomew's Hospital, graduating in London with honours and a distinction in medicine in 1911, and in Manchester with second-class honours in the same year. In 1913 he took both the Conjoint Diploma and the FRCS. In the first world war he served in the RAMC in the Middle East and in India and on demobilization he joined a partnership in general practice in Newark and also became honorary surgeon to the Newark Hospital. By the time of the second world war he was senior surgeon to the hospital and retired in 1955. Radley was President of the Nottingham Branch of the British Medical Association in 1953-54. He was a keen member of the Newark golf club and among his wide interests were archaeology and ornithology. He was a valued member of the Newark Town and District Club, and his wise counsel was much appreciated by his junior colleagues. His wife died in 1963, and there were no children of the marriage. He was ill earlier in the year, but had returned almost to his usual activity up till the time of his death at his home in Newark on 13 September 1967, within a few days of his 79th birthday.