1. Collective Action in the Twenty-First Century, a new book
2. "Reevaluating Terrorism and Growth: Dynamic Panel Analysis", with Donggyu Sul and Khusrav Gaibulloev
3. New paper on Terrorist Group Survival with Khusrav Gaibulloev
4. Paper on the "Empirical Analysis of Suicide Terrorism," with Charlinda Santifort
5. Paper on "MIND/FIND and Transnational Terrorism," with Javier Gardeazabal
6. Paper on "Are We in Greater Danger from Terrorism?" with Walter Enders