Bethany McLean is a writer for Vanity Fair and the co-author of The Smartest Guys in the Room: The Amazing Rise and Scandalous Fall of Enron. Before joining Vanity Fair, she was editor-at-large of Fortune, and spent three years working in the investment banking division of Goldman Sachs. She lives in Chicago.Joe Nocera is business columnist for the New York Times. He spent ten years at Fortune as a contributing writer, editor at large, executive editor, and editorial director. He has won three Gerald Loeb awards for excellence in business journalism and was a finalist for a Pulitzer Prize in 2006. He lives in New York.