Psychological Motivations to become a terrorist

For quite some time now we have heard or ISIS and other (primarily Islamic) terrorist groups. Much of what is said attributes their motivation to either Religious or Political reasons. There is, however, some growing thought that Psychological motivations play an important role, especially in the recruiting of younger non-Arabic youth into terrorist training and activities.

John Horgan is a Professor at Penn State University who has conducted extensive research indicating that Psychological factors may play a much larger role that previously thought. In an article by By Tori DeAngelis in the November 2009, Vol 40, No. 10 Journal of the American Psychological Association reported that
Horgan found that people who are more open to terrorist recruitment and radicalization tend to:
Feel angry, alienated or disenfranchised. Believe that their current political involvement does not give them the power to effect real change. Identify with perceived victims of the social injustice they are fighting. Feel the need to take action rather than just talking about the problem. Believe that engaging in violence against the state is not immoral. Have friends or family sympathetic to the cause. Believe that joining a movement offers social and psychological rewards such as adventure, camaraderie and a heightened sense of identity.