Eliza Manningham-Buller.

About Eliza Manningham-Buller

Elizabeth Lydia Manningham-Buller, Baroness Manningham-Buller is a retired British intelligence officer. She worked as a teacher for three years before joining MI5, the British internal Security Service. She led the newly created Irish counter-terrorism section from 1992 and then became director in charge of surveillance and technical operations. She became Director General of MI5 in October 2002 and, in that capacity, led the Security Service's response to the 7 July 2005 London bombings. Following her retirement in April 2007, she became a crossbench life peer in 2008.