The many faces of counterterrorism: an introduction

This article sets the stage for the special issue by describing the many faces of counterterrorism policy. The article highlights some key concepts??e.g., domestic and transnational terrorism, and alternative types of counterterrorism policies??that are applied throughout the special issue. The two data sets exploited in this issue??s empirical contributions are also described. Next, each of the 12 articles is introduced and briefly summarized. The main conclusions and insights of the articles are distilled and placed in perspective.