British cryptanalyst and mathematician (1906–1985)
Gordon Welchman
Born
(1906-06-15)15 June 1906
Fishponds, Bristol, England
Died
8 October 1985(1985-10-08) (aged 79)
Newburyport, Massachusetts, US
Occupation(s)
Mathematician, codebreaker, author
William Gordon Welchman OBE (15 June 1906 – 8 October 1985) was a British mathematician. During World War II, he worked at Britain's secret decryption centre at Bletchley Park, where he was one of the most important contributors.
After the war he moved to the US and worked on the design of military communications systems.[1]
^Greenberg, Joel (2014). Gordon Welchman: Bletchley Park's Architect of Ultra Intelligence. Frontline Books. ISBN 978-1848327528.
William GordonWelchman OBE (15 June 1906 – 8 October 1985) was a British mathematician. During World War II, he worked at Britain's secret decryption...
Park by Alan Turing, with an important refinement devised in 1940 by GordonWelchman. The engineering design and construction was the work of Harold Keen...
the initiative of GordonWelchman, and was run initially by Welchman and fellow Cambridge mathematician John Jeffreys. Welchman's deputy, Stuart Milner-Barry...
undergraduate Geometry class at Cambridge drew the attention of mathematician GordonWelchman, who became her academic supervisor. Clarke gained a double first degree...
The GC&CS team of codebreakers included Alan Turing, Harry Golombek, GordonWelchman, Hugh Alexander, Bill Tutte and Stuart Milner-Barry. According to the...
Cardigan Harry Welchman (1886–1966), English actor Hugh Welchman (born 1975), British filmmaker, screenwriter and producer GordonWelchman (1906–1985),...
consisting of a 1986 paper written by Welchman that corrects his misapprehensions in the 1982 edition. Welchman, Gordon (1986), "From Polish Bomba to British...
Kasparek, passim. Former Bletchley Park mathematician-cryptologist GordonWelchman has written: "Ultra would never have gotten off the ground if we had...
designed by Turing in 1940 with a major contribution from mathematician GordonWelchman who goes unmentioned in the film. His contribution is instead attributed...
derived. The bombe, with an enhancement suggested by mathematician GordonWelchman, became one of the primary tools, and the major automated one, used...
contacted scientists from Oxford and Cambridge (including Alan Turing and GordonWelchman) asking if they would be willing to serve if war broke out. Bletchley...
of Technology. Taylor & Francis, Philadelphia PA 30.2006,4, p. 294. GordonWelchman, who became head of Hut 6 at Bletchley Park, has written: "Hut 6 Ultra...
German communications officer stationed in the depression was cited by GordonWelchman as being unintentionally helpful in the breaking of the Enigma machine...
German Enigma messages, using the Polish equipment and techniques. GordonWelchman, who became head of Hut 6 at Bletchley Park, wrote: "Hut 6 Ultra would...
Tiltman Max Newman Tommy Flowers I. J. Good John Herivel Leo Marks GordonWelchman Poem code Magic (cryptography) Signals Intelligence Service US Army...
altered the war's outcome. He was criticised by Marian Rejewski and GordonWelchman, who took exception to inaccuracies in Hinsley's accounts of the history...
1939 but was treated with disdain by GordonWelchman, because of his advocacy of valves rather than relays. Welchman preferred the views of Wynn-Williams...
Zygalski and Jerzy Różycki broke the Enigma machine code. Alan Turing, GordonWelchman and Harold Keen worked together to develop the Bombe (on the basis...
happened because in October 1941 four senior cryptanalysts, Alan Turing, GordonWelchman, Conel Hugh O'Donel Alexander, and Stuart Milner-Barry had written...
the development of the Colossus computer. William Stone Weedon, US, GordonWelchman UK, GC&CS, Bletchley Park where he was head of Hut Six (German Army...
Leslie Webster, major in SIXTA, signals intelligence and codebreaking GordonWelchman, initially in charge of Hut 6 with Jeffreys, became official head of...
Signals Intelligence War, 1990 to Today-Including the Persecution of GordonWelchman. New York: Quill. pp. 83, 87–92. ISBN 0-688-09515-1. The New York Times...