Alan Turing, a British mathematician born on June 23, 1912, is recognized for his crucial role as a codebreaker during World War II, where his work at Bletchley Park helped decode Nazi messages, significantly shortening the war. He will be featured on the 贈50 note, reflecting his legacy as the father of computing and his contributions that saved millions of lives. Despite his monumental achievements, Turing faced severe persecution for being gay and died on June 7, 1954.