Born on 4 July 1890 at West Hartlepool, Durham, where his father Thomas George Ainsley (MRCS 1877, MD Durham) was in practice. His mother's maiden name was Hill. He was educated at Malvern College, at Caius College, Cambridge, where he took second-class honours in the Natural Sciences Tripos, part 1

Born in Hertfordshire on 25 May 1891 and educated at Repton and University College Hospital, where he qualified MRCS, LRCP in 1915, he served in the RAMC during the war of 1914-18, attained the rank of Major, and then joined his father-in-law's Brighton practice for a short time. Mechanical thing

Born on 13 August 1892 Sydney Malkin was educated at Epworth College, Rhyl, and University College Hospital, London. After qualifying in 1915 he went on active service in France as a regimental medical officer. After the war he held resident posts in London at the Royal National Orthopaedic Hospital