vol.023：Alan Turing：The Enigma

The provided text is an extensive biographical overview of Alan Turing, detailing his life, academic achievements, and immense contributions to cryptanalysis, mathematics, and early computer science. It thoroughly covers his education at Cambridge and Princeton, his crucial role at Bletchley Park during World War II in breaking the German Enigma code, and his pioneering work on the Turing machine and the concept of artificial intelligence through the Turing test. The source also addresses the tragic persecution he faced due to his homosexuality, his subsequent chemical castration, his death from cyanide poisoning (ruled a suicide but subject to dispute), and the posthumous apology and pardon granted by the British government. Finally, the text highlights his enduring legacy in both science and computing, recognized through numerous honors and the informal "Alan Turing law.”