Mitchell Stephens is a historian and journalist who has been researching the history of atheism for a decade. He is the author of "Imagine There's No Heaven". A professor of Media Studies at New York University, he has written for "The New York Times Magazine", "The Washington Post", "Chronicle of Higher Education", "The Philadelphia Inquirer", "Newsday", "Chicago Tribune", and "Los Angeles Times", and has appeared on NPR. Stephens is also a member of the working group on Secularism of the Center for Religion and Media at New York University and is on faculty at the Beyond Belief program at th...