Sam Green conducts a utopian experiment

An early cut of Sam Green and Bill Siegel’s 2002 tour de force The Weather Underground included, among its feints and ploys, a splash of irreverent animation. That sequence was omitted from the completed, Academy Award-nominated documentary, which ultimately eschewed experimental techniques and editorializing for a more traditional approach. But everything is fair game for Green’s current nonfiction project, The Universal Language .