David Beaty.
Wartime Coastal Command pilot (206 Sqn. Liberators) awarded 2 D.F.C.s. Flew for B.O.A.C post war.
Many aviation novels, "Cone of Silence" probably the best known, "Call me Captain" a very funny book about getting on the command course in civvy street.
He had been friendly with the Squadron medical officer and became interested in what made aircrew "tick". As a result he went on to write about what was then "pilot error", now human factors. He become a highly respected authority on the subject