George Plimpton was famous for shaping one of the country's most prestigious literary magazines, all while keeping it fun. He encouraged his young staff and created a relaxed community with plenty of apartment parties and sports activities.

Oscar-nominee Mark Kitchell’s documentary explores 50 years of the environmental movement, featuring narration by Robert Redford, Meryl Streep, Ashley Judd, Van Jones and Isabel Allende.

Chat with filmmaker Mark Kitchell about the history of the environmental movement in a special post-broadcast online screening of his film, American Masters: A Fierce Green Fire, on Wednesday, April 23, 2014.

A long-time producer and filmmaker for PBS who has also worked on programs for HBO and other cable networks, Michael Kantor has created a number of award-winning programs with WNET. He begins his role as executive director of the PBS series American Masters on April 30.

A timeline of key moments in environmental history and the environmental movement, including important early writing, the first conservation groups, disasters, legislation, activism and more.

Women around the world have had to defend the natural resources their communities depend upon. Learn about the first African woman to receive a Nobel Peace Prize and where the term "tree hugger" comes from.

Writer Peter Matthiessen (May 22, 1927 – April 5, 2014) co-founded the prestigious literary magazine The Paris Review in 1953, along with George Plimpton (whom Matthiessen grew up with and recruited). In this filmed interview, Matthiessen describes the review's strengths and calls its success "beyond our wildest dreams."