Dr David Pepper took over from Sir Francis Richards as Director of GCHQ in 2003.
Born on 8 February 1948, David Pepper gained a doctorate in theoretical physics from University of Oxford. He joined GCHQ in 1972 and worked on intelligence operations. In 1995 he became Director of Personnel and assisted the "Special Study" of the future of GCHQ conducted by Sir Roger Hurn. In 1998, he transferred to the Home Office, returning to Cheltenham in 2000 as Director of Finance, and taking over the role of Director in April 2003 as successor to Sir Francis Richards. He was succeeded by Iain Lobban in July 2008. Following his retirement from GCHQ, Pepper became a non-executive director of Gloucestershire County Council. He was knighted in 2005. After retirement he appeared in the BBC documentary "The Surveillance State", his first television interview.