Professor Thomas Farr talked about his book World of Faith and Freedom: Why International Religious Liberty Is Vital to American National Security. He was formerly the director of the State Department Office of International Religious Freedom. He also talked about the forthcoming book by Timothy Shah, Religious Freedom: Why Now? Defending an Embattled Human Right. It was produced by the Witherspoon Institute, where Professor Farr is the director of the Task Force on Religious Liberty. The interview, part of Book TV’s college series, was recorded at Georgetown University in the Riggs Library.