Paul Tough is the author, most recently, of "How Children Succeed: Grit, Curiosity, and the Hidden Power of Character." His first book, "Whatever It Takes: Geoffrey Canada's Quest to Change Harlem and America," was published in the U.K. in 2009. He has written extensively about education, child development, poverty, and politics, including cover stories in the New York Times Magazine on character education, the achievement gap, and the Obama administration's anti-poverty policies. He has worked as an editor at the New York Times Magazine and Harper's Magazine and as a reporter and producer for the American public-radio program "This American Life." He was the founding editor of Open Letters, an online magazine. His writing has appeared in the New Yorker, Slate, GQ, Esquire, and Geist, and on the op-ed page of the New York Times. He lives with his wife and son in New York.