What effect does YOUR smile have? The author of the national bestseller, The Happiness Advantage, Shawn Achor spent over a decade at Harvard University studying happiness. While he’s been widely published, his research findings have never before been shared with children. Inspired to do just that, Shawn partnered with his sister, Amy Blankson, to get this valuable information into children’s minds early, so the next generation can understand—and harness—the power of positive psychology. The result is Ripple’s Effect!