David Cardwell (civil servant) explained

Sir David Cardwell, KCB (1920 – 19 June 1982) was a British civil servant and government scientist. Educated at the University of London, he entered the Royal Aircraft Establishment in 1942. He became Chief Scientist (Army) in 1976. From 1978 to 1980, he was director of the Atomic Weapons Research Establishment. From 1980 to his death in 1982, he was Chief of Defence Procurement at the Ministry of Defence.^{[1] [2]}

Notes and References

1. "Sir David Cardwell", The Times, 1 July 1982, p. 14. .
2. Peter Barberis, The Elite of the Elite: Permanent Secretaries in the British Higher Civil Service (Aldershot: Dartmouth, 1996), p. 238. .