Joseph Felter and Brian Fishman
<p>
Joseph Felter is a U.S.
Army colonel and a research fellow at Stanford University's Hoover Institution.
</p>
<p>
Brian Fishman is a counterterrorism
research fellow at the New America Foundation and a fellow at the Combating
Terrorism Center at the U.S. Military Academy at West Point.
</p>
<p>
The views expressed
here are the authors' alone.
</p>
