Robert Mandrou (French pronunciation: [ʁɔbɛʁ mɑ̃dʁu]; 31 January 1921 – 16 June 1984), was a French historian, one of the members of the Annales School and the secretary to its journal Annales d'Histoire Economique et Sociale ("Annals of economic and social history") . He was also, with Georges Duby one of the pioneers of what Annaliste historians in the 1970s and 80's came to call the "history of mentalities".[1]