Alan Turing – Wikipedia, the free encyclopedia.

**Alan Mathison Turing** OBE FRS (/ˈtjʊərɪŋ/; 23 June 1912 – 7 June 1954) was a pioneering English computer scientist,mathematician, logician, cryptanalyst and theoretical biologist. He was highly influential in the development of theoretical computer science, providing a formalisation of the concepts of algorithm and computation with the Turing machine, which can be considered a model of a general purpose computer.^{[2]}^{[3]}^{[4]} Turing is widely considered to be the father of theoretical computer science andartificial intelligence.^{[5]}