This scholarly, serious-minded book represents a valuable addition to the Columbia University Press series, Columbia Studies in Terrorism and Irregular Warfare. Considering the decades-old Arab-Israeli conflict, Wendy Pearlman and Boaz Atzili address the issue of what they term “triadic coercion—in which a state directs military threats or strikes at another state to force it to take action against a nonstate actor to which it offers shelter or assistance” (242). This tactic has been common enough to be historically significant, and the Israeli case that is examined here offers a useful laboratory within which to offer systematic consideration of the phenomenon