Career
He was considered "the foremost authority on the great French sociologist". Mayer was the editor of the Gallimard edition of de Tocqueville"s Oeuvres Complètes (27 volumes, 1951-1983), as well as the author of books on de Tocqueville, Marx and Max Weber. In 1943 Routledge, Kegan,Paul in London published his Political Thought in France From the Revolution to the Fifth Republic.
The book went into a third revised edition in 1961.
This was followed by Max Weber and German Politics (Routledge, London 1944) In 1947 he published Sociology of Film: Studies and Documents. (Faber, London). During the war he worked on German broadcasts for the Ministry of Economic Warfare.
He became a British citizen in 1948.