In this great interview from New Books in National Security, Omar Ashour, author of How ISIS Fights: Military Tactics in Iraq, Syria, Libya and Egypt, talks to host Jeffrey Bristol about his work.
They discuss the origin of Ashour’s study and how ISIS franchises spread. The interview also explores the potential threats of ISIS as an international terrorist organisation and why it grew as quickly as it did. They also look ahead to what the future might hold for ISIS.
Find out more about the interview over on New Books Network, or listen below:

Rhys Machold, "Fabricating Homeland Security: Police Entanglements Across India and Palestine/Israel" (Stanford UP, 2024) – New Books in National Security
- Rhys Machold, "Fabricating Homeland Security: Police Entanglements Across India and Palestine/Israel" (Stanford UP, 2024)
- Andrew Long, "BRIXMIS and the Secret Cold War: Intelligence Collecting Operations Behind Enemy Lines in East Germany" (Pen and Sword, 2024)
- Ahmed M. Abozaid, "Counterterrorism Strategies in Egypt: Permanent Exceptions in the War on Terror" (Routledge, 2021)
- Daniela Richterova, "Watching the Jackals: Prague's Covert Liaisons with Cold War Terrorists and Revolutionaries" (Georgetown UP, 2025)
- Daniel Silverman, "Seeing Is Disbelieving: Why People Believe Misinformation in War, and When They Know Better" (Cambridge UP, 2024)
About the Author

Omar Ashour is an Associate Professor of Security and Military Studies and the Founding Chair of the Critical Security Studies Programme at the Doha Institute for Graduate Studies. He is the author of How ISIS Fights: Military Tactics in Iraq, Syria, Libya and Egypt (Edinburgh University Press, 2021) as well as the editor of Bullets to Ballots: Collective De-Radicalisation of Armed Movements (Edinburgh University Press, 2021).