A.M.T. OBE FRS (23.6.1912 - 7.6.1954) an English mathematician, computer scientist, logician, cryptanalyst, philosopher and theoretical biologist father of theoretical computer science (1936) and artificial intelligence (1948-1950) pivotal role in the project Ultra convicted for "gross indecency" in 1952, put on hormonal treatment, develops gynaecomastia death by cyanide; half-bitten apple by the bedside Queen's "pardon" on 24.12.2013