Elio Petri

Eraclio Petri (29 January 1929 – 10 November 1982), commonly known as Elio Petri, was an Italian film director, screenwriter, theatre director, and critic associated with the political cinema in the 1960s and '70s. His film Investigation of a Citizen Above Suspicion won the 1971 Oscar for Best Foreign-Language Film, and his film The Working Class Goes to Heaven won the Palme d'Or at the 1972 Cannes Film Festival.