Director Patricio Guzmán – famed for his political documentaries “The Battle of Chile” and “The Pinochet Case” – talks about his latest film, “Nostalgia for the Light.” The film played at the San Francisco International Film Festival in 2011. Guzmán traveled 10,000 feet above sea level to the driest place on earth, the Atacama Desert in Chile, where astronomers from all […]