Editor’s Note: Perhaps the biggest counterterrorism challenge facing European states is how to handle their citizens who went to fight in Iraq and Syria and now seek to return. Europe's response has been...

Joshua Rovner’s insightful response to my post on politicization by a loyalist director of national intelligence (DNI) focuses on the issue of public dissent. Rovner and I share many concerns about who P...

Editor's Note: Austin Carson's response can be read here.