“Think of ISIS as a pathogen that preys on weak hosts in the Muslim world. In fact, there is something of a political law: The weaker a Muslim state, the stronger will be the presence of ISIS or like-minded groups.”

American journalist and national security analyst Bergen is a leading voice on terrorism and geopolitics, known for his work as CNN’s chief national security correspondent and as a senior director at the New America Foundation. His books and reporting have shaped public understanding of conflicts in Afghanistan, Iraq, and beyond.