Rex Andrews specialised in linguistics at Nottingham University and undertook research into religious education, language and literature at the University of London Institute of Education. During a long teaching career, interspersed with secondments to the BBC and the School of Oriental and African Studies, he was founding Editor of the London Educational Review and founder of the MGMT Trust to promote international understanding in the London Institute of Education. On retirement to France he represented the World Education Fellowship at UNESCO in Paris.