Terry Gross

As a Vietnam veteran, Stone was able to enroll in film school on the GI Bill. His success as a screenwriter opened the door for him to direct. He talks about the trajectory of his career, and how he learned to work within the Hollywood system.

Part I of the Fresh Air interview. Stone's newest movie, about the rock band the Doors, will soon be in theaters. The director is a Vietnam War veteran who earned a Purple Heart; his was experiences informed his early movie, Platoon.

The African American film director is best known for Sweet Sweetback's Baadasssss Song, which added a political dimension to the black action movie genre. Van Peebles says that, unlike his own work, the blaxploitation films that came later were apologies for systems of oppression, not critiques of them. Prior to his career in film, he lived in France as a writer. His new book, coauthored by his son Mario, is called No Identity Crisis.

The writer, known for her ongoing series of autobiographies, is one of this country's leading black female poets. She talks with Fresh Air guest host Marty Moss-Coane about how she switches between prose and poetry, and the formal, respectful modes of communication she prefers in the classroom and other professional contexts -- which Angelou says is an integral part of the African American community.

Gregg grew up in a poor Philadelphia neighborhood, and eventually had a 13-year career as a National League umpire. He has a new memoir about what it takes to make good calls.

Dennis McFarland's severe stage fright led him to give up a career as a concert pianist. He chose writing instead, in part because it didn't involve performing in front of an audience. His first novel, about a divorcé whose brother commits suicide, is called The Music Room.

Peter Bart was a senior vice president of the MGM/United Artists studio, and has just written a new book called "Fade Out." He discusses his efforts to turn the company around as the Hollywood studio system came to a close.

The jazz musician is an in-demand sideman, and is also known for his composed pieces. In discussing his career, Ehrlich says that improvisation and composition are part of the same musical gesture. His new quartet album is called The Traveller's Tale.

Former NYPD officer Vincent Murano worked in the Internal Affairs Division, and went undercover to investigate crooked cops. His new book details his methods and some of his more memorable cases.

Environmentalist Michael Oppenheimer says that rising temperatures could cause international crises like wildfires and food shortages. He has a new book about ways to curtail this trend on the individual, corporate, and governmental levels, called Dead Heat.