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Ahmet S. Yayla, Ph.D.

Associate Professor; Director, Center for Homeland Security

Ahmet Yayla
Brisson 210

Dr. Ahmet S. Yayla is a former counterterrorism and operations police chief. He has an MS in criminal justice and a Ph.D. in information science and criminal justice from the University of North Texas.

Dr. Yayla teaches courses in cybercrime, homeland security, and terrorism and counterterrorism.

Editorial Boards:


ISIS Defectors: Inside Stories of the Terrorist Caliphate, Advances Press, Washington, D.C., July, 2016.

Understanding and Responding to Terrorism, IOS Press, Amsterdam, 2007.

Selected Journal Articles:

"The Reina Nightclub Attack and the Islamic State Threat to Turkey,” CTC Sentinel, Combating Terrorism Center at West Point, Vol 10, Issue 3, March 2017.

“The ISIS Emni: The Origins and Inner Workings of ISIS's Intelligence Apparatus,” Perspectives in Terrorism, Vol 11, No 1 (2017), February 2017.

“Eyewitness Accounts from Recent Defectors from Islamic State: Why They Joined, What They Saw, Why They Quit,” Perspectives in Terrorism, Vol 9, No 6 (2015), December 2015.

“What to Expect Following a Military Defeat of ISIS in Syria and Iraq?” Journal of Terrorism Research. 8(1), January, 2017.

“Deadly Interactions,” World Policy Journal, World Policy Institute, Winter 2015/2016, December, 2015.

Selected Publications:

“ISIS Airmail: The Bomb Shipped from Turkey to Australia," The Wall Street Journal, August 10, 2017.

“Double ISIS Standard,” Foreign Policy, April 12, 2018.

"Pulling the Plug on the ISIS 'Virtual Caliphate'," The Daily Beast, November 15, 2017.

"Manhattan Bike-Path Murderer Followed to the Letter ISIS’ Latest ‘Terrorism for Dummies’," The Daily Beast, November 1, 2017.

“6 Steps to Winning the War against ISIS Beyond the Battlefield,” The World Post, July 20, 2017.

“How ISIS Defectors Can Help Us Beat Terror,” Time, August 1, 2016.