Thomas F. Madden is a professor of history and director of the Center for Medieval and Renaissance Studies at Saint Louis University. His numerous scholarly publications include Empires of Trust: How Rome Built—and America Is Building—a New World (Dutton, 2008), The New Concise History of the Crusades (Rowman and Littlefield, 2005), Enrico Dandolo and the Rise of Venice (Johns Hopkins University Press, 2003), and The Fourth Crusade: The Conquest of Constantinople (University of Pennsylvania Press, 1997), coauthored with Donald E. Queller. In addition, he has published 11 audio courses in the Modern Scholar Series for Recorded Books. He is a recognized expert on pre-modern history, frequently appearing in such venues as the New York Times, Washington Post, USA Today, National Public Radio, the Discovery Channel, and the History Channel. His scholarly awards include the Haskins Medal of the Medieval Academy of America and the Otto Gründler Prize of the Medieval Institute. His personal website can be found here.