Question: Hut 8 was a section in the Government Code and Cypher School (GC&CS) at Bletchley Park (the British World War II codebreaking station) tasked with solving German naval (Kriegsmarine) Enigma messages, the section was led initially by who, which was an English computer scientist, mathematician, logician, cryptanalyst, philosopher and theoretical biologist?
Sentence (from "Bletchley Park"): According to the official historian of British Intelligence, the "Ultra" intelligence produced at Bletchley shortened the war by two to four years, and that without it the outcome of the war would have been uncertain.
Relevant evidence: No