Helen Fry and Dermot Turing
Bletchley Park’s Female Codebreakers

Helen Fry has authored and edited over 25 books covering the social history of the Second World War, including British Intelligence and the secret war, espionage, and spies, as well as MI9 escape and evasion. She is the foremost authority on the “secret listeners” who worked at special eavesdropping sites operated by British Intelligence during WWII. Helen is the official biographer of MI6 spymaster, Colonel Thomas Joseph Kendrick. She has also extensively written about the 10,000 Germans who fought for Britain during WWII. Helen has appeared in a number of documentaries and has provided advisory services for TV and drama. She also appears regularly in media interviews and podcasts. Helen is an ambassador for the National Centre for Military Intelligence (NCMI) and serves as a trustee of both the Friends of the Intelligence Corps Museum and the Medmenham Collection. She works in London.

Dermot Turing is the award-winning author of X, Y and Z: The Real Story of How Enigma Was Broken and has written numerous other books relating to his famous uncle, Alan Turing, codebreaking, and computing history. He is also a regular speaker at historical and other events. He began writing in 2014 after a career in law. Dermot worked for the Government Legal Service and then the international law firm Clifford Chance, where he was a partner until 2014. As well as writing and speaking, Dermot is a trustee of the Turing Trust and a Visiting Fellow at Kellogg College, Oxford.