Prolific author, acclaimed historian, and Wilson Center Senior Scholar, James Reston’s latest book draws on primary source correspondence, notes, and other writings to provide a gripping portrait of what may be the most productive months of Martin Luther’s life. Luther’s Fortress: Martin Luther and His Reformation Under Siege, chronicles a critical but little-known episode in Luther’s life, revealing its pivotal role in the history of Christianity. That’s the focus of this edition of Wilson Center NOW.