Dame Stella Whitehouse Rimington joined the Security Service (MI5) in 1968. During her career she worked in all the main fields of the Service: counter-subversion, counter-espionage and counter-terrorism. She was appointed Director General in 1992, the first woman to hold the post. She has written her autobiography and nine Liz Carlyle novels. She lives in London and Norfolk. Watch a video of Stella Rimington discussing her influences and career in MI5.