GCHQ – John Ferris on the official history
December 19, 2020
Mattias Hessérus in conversation with John Ferris, the historian 'behind the enigma' of Britain's signals intelligence agency.
![The GCHQ building in Cheltenham, Gloucestershire. Credit: David Goddard / Getty Images.](https://images.ohmyhosting.se/Ym44-0L6E0egL-r3u7zB9Wa5YIg=/864x490/smart/filters:quality(10):blur(9)/https%3A%2F%2Fengelsbergideas.com%2Fwp-content%2Fuploads%2F2022%2F10%2FMy-Post-12-1-1-p0381jqyrdd0xr7ondukyvl0qwlc37xz3uo0vu3na0.jpg)
Mattias Hessérus in conversation with John Ferris, the historian 'behind the enigma' of Britain's signals intelligence agency.