Secret Days is a meticulously researched account of life at Bletchley park during the Second World War. Asa Briggs, author of major academic works on the Victorians & the history of the BBC, was a code breaker in Hut Six & worked alongside Alan Turing & Gordon Welshman. He has never, however, written about his time at Bletchley Park. Briggs finds himself did not tell his wife about his wartime career until the 1970s & his parents died with ever knowing about their son