But I think in religious communities, generally, you have much more diversity internally within movements.

NPR: The Falwell Faithful Consider His Political Legacy

Look at history, and you can see the religious left at the heart of America's great social-reform movements, from the fight against slavery to the New Deal to the civil-rights movement (for some reason, Prohibition is usually left off the list).

ECONOMIST: Can the Democrats close the God gap?

As a religious movement, Ennahda (which seems currently like a slow-motion version of more radical Salafi movements) is missing an extraordinary opportunity.

CNN: Why Tunisia's leaders must resist urge for power grab