This article reviews several recent books on the Islamic State in order to understand its
goals, motivations, strategy, and vulnerabilities. It argues that the Islamic State's ideology is …

No topic has captured the public imagination of late quite so dramatically as the specter of
global jihadism. While much has been said about the way jihadists behave, their ideology …

Despite over a decade of government funding and thousands of newcomers to the field of
terrorist research, we are no closer to answering the simple question of “What leads a …

A fresh and illuminating perspective on the surge in religion's political influence across the
globe. Is religion a force for good or evil in world politics? How much influence does it have …

At the time, there was no single work that addressed this increasingly vexatious issue of
domestic and international security in an authoritative, yet accessible, way. My intention had …

This article studies variation in conflict theater choice by Western jihadists in an effort to
understand their motivations. Some militants attack at home, whereas others join …

Why has transnational war volunteering increased so dramatically in the Muslim world since
1980? Standard explanations, which emphasize US-Saudi support for the 1980s Afghan …

In conflict zones around the world, the phenomenon of foreign insurgents fighting on behalf
of local rebel groups is a common occurrence. They have been an increasing source of …

Accidental harm to civilians in warfare often becomes an occasion for public outrage, from
citizens of both the victimized and the victimizing nation. In this vitally important book on a …

New York Times Bestseller A Washington Post Notable Book (Nonfiction) Named one of the
Best Books of the Year by Foreign Policy A New York Times Book Review Editors' Choice …