Religious scholar and professor Reza Aslan actually knows what he’s talking about, unlike Maher and these CNN talking heads.
This is well worth watching. Reza Aslan nails it.
Click PLAY or watch it on YouTube.
http://www.youtube.com/watch?v=PzusSqcotDw
Update: Michael Moore posted a very well crafted defense of Maher. Still, Bill Maher does not understand Islam.
He and others are demonizing the religion.
Rick McCharles 
Pity, if he were to speak the real truth, I doubt he would ever be called on the show and possibility out caste as a terrorist. All news channels are propagandist, their objective is, a dumb down version of reality.