Bob Souer is a full-time professional storyteller and narrator. He has narrated numerous audiobooks, as well as broadcast and nonbroadcast projects for corporations and ministries across North America. You've heard Bob's voice on CBS, PBS, the History Channel, and many other networks.
Diego Gambetta is Carlo Alberto Chair in social and political science at the Collegio Carlo Alberto, Turin, Italy, and Emeritus Fellow of Nuffield College, Oxford.
Thomas Hegghammer is Senior Research Fellow in Politics at All Souls College, Oxford University. His books include Jihad in Saudi Arabia: Violence and Pan-Islamism since 1979, Jihadi Culture: The Art and Social Practices of Militant Islamists, and The Caravan: Abdallah Azzam and the Rise of Global Jihad.