Malala Yousafzai, who was shot in the head by the Taliban in 2012 for advocating the education of girls, during a meeting with youth advocates and Secretary General Ban Ki-moon at the United Nations, in New York, July 12, 2013. In a speech at the U.N on her 16th birthday, Yousafzai called on world leaders to provide ?free, compulsory education? for every child. (Todd Heisler/The New York Times)