Katherine Stewart is an author and journalist whose writing has appeared in The New York Times, Washington Post, Religion Dispatches and more, she writes about politics, policy, religion and education. Her 2012 book, The Good News Club: The Christian Right's Stealth Assault on America's Children shined a hot white light on these efforts to invade public schools to convert and proselytize to children, and now she's joining us with another timely warning and wake up call with The Power Worshippers: Inside the Dangerous Rise of Religious Nationalism.