As Ramadge Student, 1921–1923, Bennett was the editor of the Caian, a college magazine; during the Lent term of 1922 he delivered a lecture on 'Poetry and Pessimism'.
During the First World War Bennett served in an intelligence unit of the British Army in the rank of second lieutenant (1916–1918), mainly in Palestine.
His A History of the German "Novelle" from Goethe to Thomas Mann was brought out by Cambridge University Press in 1934 (2nd ed., revised and continued by H.M. Waidson, London, Cambridge University Press, 1961); an important study of George, Stefan George: A Critical Study, appeared under the imprint of Bowes & Bowes in 1954, in a series edited by Erich Heller.
Bennett was Erich Heller's doctoral guide at Cambridge; he died in 1958 leaving a large part of the residue of his estate to Gonville and Caius College.
29, p. 29) there appears Bennett's poem entitled 'The Stranger': :The room grows silent, and the dead return: He is buried in the Parish of the Ascension Burial Ground in Cambridge