Justine Isola

Paul Elie talks about Archbishop Rowan Williams's balancing act, and the schisms threatening the Anglican Church.

Eliza Griswold, author of "God's Country," talks about the forces driving religious conflict in Nigeria and what the rivalry between Christians and Muslims could mean for Africa's most populous country.

Paul Elie, author of "A Man for All Reasons," discusses the contested legacy of Reinhold Niebuhr, whose mantle everyone, regardless of political orientation, wants to wear

Brian Mockenhaupt talks about the men and women who enter basic training today, and how the Army has adapted to meet their needs.

Andrew J. Bacevich, author of "Warrior Politics," talks about the increased politicization of the American military and its troubling potential consequences

Mark Bowden, author of "Jihadists in Paradise," on hunting down the story of Abu Sabaya.

Douglas Preston discusses his investigation of the "Monster of Florence"—and the strange plot twist that made him a suspect in the case