Tawakkul Karman, a Yemeni rights activist and journalist, was the first Arab woman to win   the Nobel Peace Prize, doing so in 2011.  Ms. Karman recently spoke at George Mason University about the revolution in Yemen.
To view Ms. Karman's speech, follow this link: http://www.youtube.com /watch?feature=player_detailpage&v=mfAP-h9frKw