He's an Arab-American Psychologist who was recently interviewed on Al-Jazeera. Here's the transcript.

The clash we are witnessing around the world is not a clash of religions, or a clash of civilizations. It is a clash between two opposites, between two eras. It is a clash between a mentality that belongs to the Middle Ages and another mentality that belongs to the 21st century. It is a clash between civilization and backwardness, between the civilized and the primitive, between barbarity and rationality. It is a clash between freedom and oppression, between democracy and dictatorship. It is a clash between human rights, on the one hand, and the violation of these rights, on other hand. It is a clash between those who treat women like beasts, and those who treat them like human beings. What we see today is not a clash of civilizations. Civilizations do not clash, but compete.

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Only the Muslims defend their beliefs by burning down churches, killing people, and destroying embassies. This path will not yield any results. The Muslims must ask themselves what they can do for humankind, before they demand that humankind respect them.

Of course not all Muslims defend their beliefs with violence, but the general point stands.