How do terrorist groups control their members? Do the tools groups use to monitor their
operatives and enforce discipline create security vulnerabilities that governments can …

This is the first article to analyze a large sample of terrorist groups in terms of their policy
effectiveness. It includes every foreign terrorist organization (FTO) designated by the US …

Bringing together experts from across the globe to provide a comprehensive introduction to
strategic studies, this is the only overview to critically engage with both enduring and …

Terrorists attack civilians to coerce their governments into making political concessions.
Does this strategy work? To empirically assess the effectiveness of terrorism, the author …

This article argues that deterrence theory can be applied to counterterrorism. Doing so
requires broadening the traditional concept of deterrence by punishment, expanding …

Ending violent international conflicts requires understanding the causal factors that
perpetuate them. In the Israeli–Palestinian conflict, Israelis and Palestinians each tend to …

This article develops sequential game models for key operational terrorist (how often to
attack) and government (how often to execute targeted killings) decisions taken during a …

In recent years, a growing body of empirical research suggests that indiscriminate violence
against civilian targets tends to carry substantial political risks compared to more selective …

In the 20th century, international security studies have focused on the behaviour of states in
the international system and on the conflicts between states. What security studies have …

Prominent scholars criticize terrorism research for lacking sufficient empirical testing of
arguments. Interestingly, one of the most widely cited estimates in terrorism studies has not …