In 1924 he played rugby for Ireland and also for the British Lions, and he later taught and wrote extensively on the game, which he introduced to Harrow School in 1927.
[1] His mother was related to Edward Ernest Bowen (1836–1901) a schoolmaster at Harrow and the author of the school song "Forty Years On".
[2] From 1925 to 1927 Stuart was an assistant schoolmaster at St Paul's School, London,[1] continuing to play rugby for Blackheath,[3][4] then spent four years teaching at Harrow, having been recruited by Cyril Norwood to implement the introduction of Rugby football to the school.
He was Joint Principal of Marcy's, in Chancery Lane, from 1931 to 1933, then Headmaster of Beaminster Grammar School for two years.
[1] In his The Theory of Modern Rugby (1930), Stuart complains that the English invented most of the world's games, but lack the ability to win at them.