Sophia Moskalenko is a research fellow at the National Consortium for the Study of Terrorism and Responses to Terrorism, where she has worked on projects commissioned by the United States Department of Defense, Department of Homeland Security, and Department of State. Her own research on terrorism and radicalization has been presented in scientific conferences, government briefings, radio broadcasts, and international television newscasts. She teaches psychology at the University of Pennsylvania.

Clark McCauley is Professor Emeritus of Psychology at Bryn Mawr University, where he taught until 2016. He has been a lead investigator for the National Consortium for Study of Terrorism and Responses to Terrorism. His research interests include group dynamics, stereotyping, disgust, and intergroup conflict, especially in relation to genocide and terrorism. He is a member of the editorial boards of Dynamics of Asymmetric Conflict, Terrorism and Political Violence, and Peace and Conflict: The Journal of Peace Psychology. He lives in Lander, Wyoming.

• Chapter 1. What is terrorism and who becomes a terrorist?


• Chapter 2. What is radicalization?


• Chapter 3. How are individuals radicalized to join a terrorist group?


• Chapter 4. How are small groups radicalized to use terrorism as a tactic?


• Chapter 5. How are mass publics radicalized to support terrorism?


• Chapter 6. What is the relation between radical ideas and radical action?


• Chapter 7. What's different about lone-wolf terrorists?


• Chapter 8. Are suicide bombers suicidal?


• Chapter 9. Is it possible to prevent radicalization to terrorism?


• Chapter 10. Is it possible to de-radicalize terrorists?


• Chapter 11. What are Mass Identity Manipulations (MIMs)--pictures, songs/chants, rumors, rituals and symbols?


• Chapter 12. Mass radicalization in the United States


• Chapter 13. Conclusions: What Everyone Needs to Know about Radicalization and Extremism