Collaboration with those you may not always agree with is more important than ever before. That is one of several key takeaways from Raj Shah, who currently serves as the President of The Rockefeller Foundation and is the author of Big Bets: How Large Scale Change Really Happens. Raj emphasizes the importance of being an optimist, finding fresh and innovative solutions, recruiting committed partners, and fiercely measuring results. Raj also discusses the need for leaders to build authentic relationships, be vulnerable, and make smart decisions.