Roose passed himself off as an evangelical Christian to blend in with students at the school founded by the late Moral Majority leader. The experience led to a book, The Unlikely Disciple: A Sinner's Semester at America's Holiest University.
Roose, the product of the "ultimate, secular, liberal upbringing," got the idea to go undercover after meeting a group of Liberty students while a freshman at Brown. "I had never really come into contact with conservative Christian culture," he says. "It became clear very quickly that we had almost no way to communicate with each other."
He decided to investigate. "My goal was to see the real, unfiltered picture of life at Liberty University," he says. Even though his method required deception, Roose says the intent was honest. It "really did allow me to get a more accurate — and actually a fairer picture — of what life at Liberty was like."...