Kristof and WuDunn will inspire you to "change lives for the better, including your own ( In their recounting of astonishing stories from the front lines of social progress, we see the compelling, inspiring truth of how real people have changed the world, underscoring that one person make a difference. offers practical, results-driven advice on how best each of us can give and reveals the lasting benefits we gain in return. Kristof and WuDunn know better than most how many urgent challenges communities around the world face to­day. Here they offer a timely beacon of hope for our collective future.