"Joan Clarke, woman who cracked Enigma with Alan Turing," she didn’t need to marry him to keep her job Joan Clarke told Joe Miller for BBC The Imitation Game "Joan Clarke played by Keira Knightley in upcoming film" http://www.bbc.com/news/technology-29840653 she didn’t need to marry him to keep her job she didn’t need to marry him to keep her job la criptografía moderna Imitation Game Joan Clarke http://www.bbc.com/news/technology-29840653 http://www.bbc.com/news/technology-29840653 BBC http://www.bbc.com/news/technology-29840653 http://www.bbc.com/news/technology-29840653 http://www.bbc.com/news/technology-29840653 Joan Clarke BBC article on Enigma Code la criptografía moderna Joan Clarke Bletchley Park BBC Joan Clarke Joan Clarke?