Something new and important is afoot. Nonprofit and philanthropic organizations are under increasing pressure to do more and to do better to increase and improve productivity with fewer resources. Social entrepreneurs, community-minded leaders, nonprofit organizations, and philanthropists now recognize that to achieve greater impact they must adopt a network-centric approach to solving difficult problems. Building networks of like-minded organizations and people offers them a way to weave together and create strong alliances that get better leverage, performance, and results than any single...