"This is a book about how to lead people and organizations in ways that unlock their greatness. It offers a potent assembly of ideas about how small actions leaders take can make a difference in changing the trajectory of individuals and organizations, moving them more rapidly and effectively...

Positive leaders are able to dramatically expand their people's-and their own-capacity for excellence. And they accomplish this without enormous expenditures or huge heroic gestures. Here leading scholars-including Adam Grant, author of the bestselling Give and Take; positive organizational...