Not every platform turns into a flywheel for scale. Wendy Kopp founded two networks that each became flywheels for change: Teach for America and Teach for All, where she's currently CEO. Yet the shape of the two networks are surprisingly different. While they both feed similar goals – helping educators find what they need, share what they learn, build enthusiasm, and motivate talent – the two organizations operate under different rules and assumptions. Kopp's journey illuminates how listening, adjusting, and open rethinking are key to building a network that thrives. And how hard-won lessons can produce extraordinary impact. Read a transcript of this interview at: mastersofscale.com Subscribe to the Masters of Scale weekly newsletter at http://eepurl.com/dlirtX