Wall St.

Financial journalist Gretchen Morgenson explains how private equity firms buy out companies, then lay off employees and cut costs in order to expand profits. Her new book is These are the Plunderers.

"The stock market is rigged," Michael Lewis says. In his new book Flash Boys, he describes how computerized transactions known as high-frequency trading are creating an uneven playing field.

Director Oliver Stone turned down several offers to make a sequel to his 1987 hit Wall Street, for which Michael Douglas won an Oscar as hostile-takeover king Gordon Gekko. Then the market collapsed and it seemed a good time to revisit his old antihero.

Michael Lewis' new book The Big Short chronicles the 2008 financial collapse through the investors who realized what was happening to the U.S. economy while it was happening -- and then made a fortune by betting against the markets.

In 1967, mathematician Ed Thorp revolutionized Wall Street with a method of using math and computers to predict the future of the stock market — and his hedge fund has been profitable ever since. Thorp's story, and those of many other market-driven math whizzes, is told in Scott Patterson's new book The Quants: How a New Breed of Math Whizzes Conquered Wall Street and Nearly Destroyed It.

Stock market expert B. Mark Smith. His book is called Toward Rational Exuberance: The Evolution of the Modern Stock Market. Smith is retired stock trader with nearly two decades of experience, first with CS/First Boston Corporation, where he became director, then as vice president of Goldman, Sachs & Co. He explains how the market has evolved from a primitive insiders game to a very public and important institution.

Fortune Magazine's senior editor Joe Nocera and Ron Chernow. They can both be seen in the new Frontline documentary "Betting on the Market." The documentary is based in part on Nocera's 1994 book, "A Piece of the Action: How the Middle Class Joined the Money Class." It traces America's obsession with Wall Street, and looks at the consequences. Nocera serves as correspondent in the film. Chernow is the author of "The House of Morgan," which received a National Book Award in 1990.

Coyote was a member of the Digger, a San Francisco-based guerrilla theater collective. After a brief stint as a stockbroker, he's now a movie actor, appearing in Jagged Edge, E.T., and Outrageous Fortune. He wrote the introduction to a new edition of Emmett Grogan's autobiography, Ringolevio, about the 1960s counterculture.

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.

Celebrity financial advisor hosts the investment show Wall Street Week, which also features a number of colorful guests.

John Rothchild. His new book, A Fool and His Money is a personal account of his adventures as an average investor trying to figure out the complexities of the stock and commodities markets.

Film Critic Stephen Schiff reviews "Wall Street," the new film on ambition and greed in the world of high finance. The director is Oliver Stone, who won an Academy Award last year for "Platoon."