While military protocol requires that POWs provide only name, rank, serial number, and date of birth (the so-called Big 4), it is naive to think that all detainees, including terrorists, behave in this fashion. Instead, there is evidence that detainees partially cooperate with their captors by...

This article devises a method to separate the Global Terrorism Database (GTD) into transnational and domestic terrorist incidents. This decomposition is essential for the understanding of some terrorism phenomena when the two types of terrorism are hypothesized to have different impacts. For...