Think of the toughest problems in your organization or community. What if they’d already been solved and you didn’t even know it? In The Power of Positive Deviance, the authors present a counterintuitive new approach to problem-solving. Their advice? Leverage positive deviants–the few individuals in a group who find unique ways to look at, and overcome, seemingly insoluble difficulties. By seeing solutions where others don’t, positive deviants spread and sustain needed change.