Gilbert Stead

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Gilbert Stead (3 February 1888 – 5 July 1979)[http://www.ukwhoswho.com/view/article/oupww/whowaswho/U159861 STEAD, Gilbert], Who Was Who, A & C Black, 1920–2015; online edn, Oxford University Press, 2014 was a British professor of physics and pioneer in the development of radiology as a recognized medical specialty.“Obituary: Prof. Gilbert Stead” The Times Friday, Nov 16, 1979; pg. 8;

Stead worked at the Cavendish Laboratory and graduated from Cambridge in 1913. During WWI he was at HM Signals School in Portsmouth. After the war, he returned to Cavendish Laboratory and taught. Beginning in 1923 he also taught classes at Guy's Hospital“University News: College Awards at Cambridge” The Times Thursday, Jun 21, 1923; pg. 9; where he brought his knowledge of radiology to the practice of medicine. He relinquished his Cambridge professorship in 1938{{Cite web |url=http://www.cus.cam.ac.uk/~jld1/lists/biogS.html |title=Cambridge tenure |access-date=20 July 2006 |archive-url=https://web.archive.org/web/20070312193730/http://www.cus.cam.ac.uk/~jld1/lists/biogS.html |archive-date=12 March 2007 |url-status=dead }} when he became a governor at Guy's Hospital. He retired from Guy's Hospital in 1953.The Times Monday, July 27, 1953; pg. 8;

Stead wrote the text Elementary Physics, which, when it was published in 1924, was "hailed as a superb source of help to struggling radiology and medical students."Haggith, J.W. (1983) History of the Hospital Physicists Association 1943-1983, Hospital Physicists' Association, p. 130. This text was continuously in print, published in updated editions, for over 50 years. In 1939, he wrote the book Notes in Practical Physics which was widely used in British schools.