Arnold Levene was a pathologist at the Royal Marsden Hospital who developed the technique of frozen section, meaning tissue samples could be analysed during operations. He was born on 7 December 1924 in Kingston upon Hull, the son of Solomon Levene, a Polish immigrant who became a commercial travell

Anthony George Ackerley was a consultant pathologist in Leicester. Born in Wolstanton, Staffordshire on 3 February 1925, he was the only child of George Ackerley, a schoolmaster and his wife Ethel née Edge. She was the daughter of Andrew Edge, a shoemaker who was to become Burgess of the Borough of