The Pearl Button Allende to rehabilitate the surviving tribespeople; the concentration camps set up under Pinochet; how inmates were tortured and how their bodies, weighted with lengths of rail, were dropped from helicopters into the Pacific; how one corpse was washed ashore; and finally how one of the lengths of rail recovered from the sea had a mother-of-pearl shirt button encrusted to it. The Pearl Button The Pearl Button () is a 2015 Chilean documentary film directed by Patricio Guzmán. It was screened in the main competition section of the 65th Berlin International Film Festival where it won the Silver Bear for Best
Daniel Pearl through music. Pearl was born in Princeton, New Jersey to Ruth and Judea Pearl. His mother is of Iraqi-Jewish descent and his father is an Israeli of Polish-Jewish descent. His family moved to the Encino district of Los Angeles, when his father took a position with UCLA. His father, Judea Pearl, is a professor of computer science and statistics, and director of the Cognitive Systems Laboratory at UCLA. He has received the Turing Award. The history of the family and its connections to Israel are described by Judea Pearl in the "LA Times" article, "Roots in the Holy Land". Pearl