Breaching the fortress wall : understanding terrorist efforts to overcome defensive technologies

Santa Monica, CA : RAND Homeland Security, 2007.

Civil society under strain : counter-terrorism policy, civil society, and aid post-9/11

Sterling, VA : Kumarian Press, 2010.

Civil society under strain : counter-terrorism policy, civil society, and aid post-9/11

Sterling, VA : Kumarian Press, 2010.

Deradicalizing Islamist extremists

Santa Monica, CA : RAND, [2011]

National insecurity and human rights : democracies debate counterterrorism

Berkeley : University of California Press, [2007]

National insecurity and human rights : democracies debate counterterrorism

Berkeley : University of California Press, [2007]

Ungoverned territories : understanding and reducing terrorism risks

Santa Monica, CA : RAND, [2007]

Walking away from terrorism : accounts of disengagement from radical and extremist movements

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London ; New York : Routledge, 2009.