Which director, Piers Haggard or Penelope Spheeris, is best known as a documentary film director whose works include the trilogy titled "The Decline of Western Civilization"?
Piers Haggard: Piers Inigo Haggard OBE (born 18 March 1939) is a British theatre, film and television director, although he has worked mostly in the latter. Penelope Spheeris: Penelope Spheeris (born December 2, 1945 or 1946; sources differ) is an American film director, producer and screenwriter. Penelope Spheeris:  She is best known as a documentary film director whose works include the trilogy titled "The Decline of Western Civilization".
Penelope Spheeris