“For many, embracing the ideology of Osama bin Laden or ISIS allowed them to become the heroes of their own story as well as actors in a cosmic crusade. For others, a 'cognitive opening' to militant Islam was often precipitated by a personal disappointment or loss.”

American journalist, documentary producer, professor, and author

Peter Lampert Bergen is an American journalist, documentary producer, think tank executive, professor, and author. He is best known for his reporting and commentary on foreign policy, national security, and counterterrorism. His work centers on issues of international security and U.S. policy, and he has built a career across journalism, documentary production, academic work, and think tank leadership. His writing and public analysis focus on how governments respond to threats and conflict.