Last week I listened to the grandson of the MB founder. His name is Tariq Ramadan. He is a professor at Oxford. The link goes to his interview at UCB, Conversations with History and the subjec Islam:
http://www.youtube.com/watch?v=97-_M8WbqNs
He also just appeared on AJE live to explain the immediate position of the MB with in an evolving sort of street coalition. So maybe somebody can find that minute or two clip.