Emmanuel Le Roy Ladurie (born 1929) is a noted French historian whose work is focused upon Languedoc in the ancien regime focusing on the history of the peasantry. He is currently a professor at the Collège de France. He is a noted pioneer in the fields of history from below and microhistory. His most noted work is Montaillou, village occitan, a study of the village of Montiallou in the south of France is the age of the Cathar heresy. He uses the meticulous notes of a member of the inquisition to develop a multi-layered study of life in a small French village over the course of several years.