[3] In October 1931 he gained a place at Cambridge University, and from there obtained a job teaching at Fettes College.
In 1938 he returned to Wales becoming headmaster of Cowbridge Grammar School, a role he held until his retirement in 1971.
[3] Rees also released a book, Rugger Practice and Tactics, co-authored with H. F.
In 1928/29 season he joined Swansea University RFC, playing alongside future Welsh internationals, Watcyn Thomas and Claude Davey.
[3] Rees played for Swansea in the 1929/30 season, moving from scrum-half to full-back to centre; but in October 1931 he went to Cambridge where he achieved his rugby 'blue' in 1931 and 1932.