From Wikipedia the free encyclopedia Guillermo Arriaga Jordán born 13 March 1958 is a Mexican author screenwriter director and producer Selfdefined as a hunter who works as a writer he authored Amores Perros received a BAFTA Best Screenplay nomination for 21 Grams and received the 2005 Cannes Best Screenplay Award for The Three Burials of Melquiades Estrada Description above from the Wikipedia article Guillermo Arriaga Jordán Roger Young director licensed under CCBYSA full list of contributors on Wikipedia