Question: Michael Arbuthnot Ashcroft,  was a code breaker at Bletchley Park during World War II, working in Hut 8 under which English computer scientist, mathematician, logician, cryptanalyst, philosopher and theoretical biologist?
Sentence (from "Alan Turing"): Alan Mathison Turing ( ; 23 June 1912 – 7 June 1954) was an English computer scientist, mathematician, logician, cryptanalyst, philosopher and theoretical biologist.
Relevant evidence: Yes