The tell all books and the want to tell all may be a bit much. Why write about the dark and dirty secrets related to Whitney Houston?

Alan Turing would have celebrated his 100th Birthday on June 23 he was still alive. But the cryptanalytic genius died in 1954 after consuming cyanide – an act, many linked to his treatment because he was a homosexual.

For the anniversary of his birth to celebrate, the BBC has taken a series of articles about his life. Here, remember two people who worked beside him, her memories of him.