John Horgan


Director, International Center for the Study of Terrorism

Penn State University

University Park, Penn.

Susan Mira, staff assistant
(814) 865-5019

A psychologist, Horgan conducts research on terrorism, particularly on disengagement from terrorist movements. His books include The Psychology of Terrorism (2005) and Walking Away from Terrorism (2008), which includes material from interviews he conducted with former members of radical and extremist movements in several countries.

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