He is a director with extensive experience in documentary filmmaking. He studied Architecture and Film, and from the beginning, his work has had a strong political dimension. His debut feature, One Hundred Children Waiting for a Train (1988), won First Prize for Documentary at the Havana Film Festival. That same year, he was one of the directors of La Franja del No, a program that contributed to Pinochet’s defeat. With more than fifteen films to his credit, he is one of the leading contemporary figures in non-fiction cinema.