Dumas Malone (DEW-mah; January 10, 1892 – December 27, 1986) was an American historian, minister, and biographer. A professor by occupation, Malone spent the majority of his career teaching at the University of Virginia (UVA), where he served as the Thomas Jefferson Foundation Professor of History.Malone was best known for his six-volume biography, Jefferson and His Time, for which he received the 1975 Pulitzer Prize for History. Completed in 1981, the series became Malone's defining work and is considered the foremost authoritative biography of Thomas Jefferson. Before beginning a lifelong career as a biographer, he was editor-in-chief of the twenty-volume Dictionary of American Biography and the third director of the Harvard University Press. In 1983, President Ronald Reagan awarded him the Presidential Medal of Freedom. Source: Wikipedia (en)