University of Witwatersrand (BA, 1937; MA, 1939)
Appointed lecturer in history (from 1956; associate-professor from 1962) at the University of New England, Armidale, New South Wales, he was naturalised in 1961. In 1963 he received a Carnegie Foundation travel grant to pursue his interest in the American Civil War and to visit its battlefields. That year he was visiting professor of history at Queen’s University, Kingston, Canada.
In 1968 Turner was appointed foundation professor of history at the newly established faculty of military studies, University of New South Wales, at the Royal Military College, Duntroon, Canberra. As chairman (1968-70)