Includes bibliographical references and index.

Part 1. Testing ideas. The discovery phase -- Engaging all stakeholders -- Reframing failure as learning -- Part 2. Measuring impact. Crafting a compelling theory of change -- Maximizing use of data -- Making your data tell a story -- Part 3. Funding experimentation. Laying the foundation to experiment with earned income -- Testing earned income strategies -- Optimizing fundraising efforts -- Part 4. Leading collaboratively. Cultivating collective leadership -- Bringing in senior leadership early -- Building an active board -- Part 5. Telling compelling stories. Creating a compelling narrative -- Conclusion.

Presents five key strategies responsible for the breakout growth of the most successful social startups: testing ideas, measuring impact, funding experimentation, leading collaboratively, and telling compelling stories.