Before The U.S. and other nations can be successful against Islamic State (ISIS) and other global jihadists, we must understand the difference between Islam and Islamism. That's the argument from our guest on this week's episode, Maajid Nawaz.

"It happens to be that today we are dealing with an insurgency that's rising and growing within my own Muslim community," he says. It doesn't help to deny it."

A Sunni Muslim and a former Islamist fundamentalist, who is the founding chairman of the London-based counter-terrorism foundation, Quilliam, Maajid makes a powerful argument for freedom, tolerance and respect.