“Governing had turned out to be more complicated than criticizing from the private sector or campaigning.” –a senior Obama administration official.

In the rhetoric of American leaders, the Islamic State is a terrorist group. The terrorism label, while accurate, is also misleading, obscuring more than it enlightens. One of the top scholars of terrori...

Editor’s Note: Terrorism's biggest impact is rarely in the violence of the attack itself. Rather, it is the government’s response -- for better or for worse -- that often determines whether a terrorist a...