Diane's guests talk about how and why polling is done, its place in politics and media, and its limitations.
director of the Pew Research Center for the People and the Press
a writer for "The New Yorker" and author of the Pulitzer-Prize-winning "Ghost Wars, as well as, "On the Grand Trunk Road," "The Deal of the Century," and "The Taking of Getty Oil." He is president and CEO of the New America Foundation.
resident fellow at the American Enterprise Institute