Lillian Gish called him "the father of film" and Charlie Chaplin called him "the teacher of us all." At the pinnacle of his worldwide fame, DW Griffith screened his films forthe urban working-class as well as for presidents at the White House. His masterpiece The Birth of a Nation, made in 1915, is credited as marking the beginning of modern cinema.
Patrick Wright and guests consider the reputation of this most controversial of film-makers.