Albert and his brother made some classic documentaries back in the day. Gimme Shelter is probably their most famous.
http://www.nytimes.com/2015/03/07/m...pioneering-documentarian-dies-at-88.html?_r=0
http://www.nytimes.com/2015/03/07/m...pioneering-documentarian-dies-at-88.html?_r=0