The actor who's played both the Sundance Kid and Bob Woodward, won an Oscar for directing movies and created an innovative film festival can also add dedicated environmentalist to the top of his long resume. In this podcast with NOW host David Brancaccio about a new environmental documentary, Redford talks about how the changing politics of the environment are creating a "whole new group of social entrepreneurs." He praises the emergence of what many are calling “double-bottom line” businesses—projects that both make money and do good, in this case, by protecting the environment. And he discusses Brancaccio’s pitooties. To hear the whole interview, click here.