He joined the Royal Canadian Air Force in 1942 and became a pilot.
[2] After graduating he became a professor there, Queens College and Carleton University.
[1] In 1966, he was called upon and accepted the position of the official historian of the Canadian military.
[3] The destruction of the Canada's Black Watch unit during the Operation Spring of the Normandy invasion was seen as a scandal and there were rumours of a Canadian coverup.
These rumours were made worse by Stacy and Sydney F. Wise conspired to "keep the only surviving copy of the preliminary report on Operation Spring from Major Griffin’s relatives."