Peter Bergen

The Nazis and the Khmer Rouge went to great lengths to hide their crimes against humanity. Instead, ISIS posts its many crimes on social media for global distribution with seemingly no thoughts for the consequences.

I am very suspicious of the notion that somehow bin Laden was a media creation... Bin Laden's actions made him into a big deal. Not the media.

Compounding Iraq's problem is that its economy is highly dependent on oil.

The Obama administration has framed its defense of the controversial bulk collection of all American phone records as necessary to prevent a future 9/11.

For many, embracing the ideology of Osama bin Laden or ISIS allowed them to become the heroes of their own story as well as actors in a cosmic crusade. For others, a 'cognitive opening' to militant Islam was often precipitated by a personal disappointment or loss.

It is very much in America's national security interests to ensure that the Taliban do not dominate Afghanistan and that neither ISIS nor al Qaeda continues their growth in the country.