How can the social sector develop to meet new and ongoing challenges in the 21st century? And how can individual social entrepreneurs and organizations find their place within this changing environment? In the concluding session of our Frontiers of Social Innovation forum, Zia Khan, vice president for initiatives and strategy at the Rockefeller Foundation, discusses questions such as these with Johanna Mair, academic editor at SSIR and professor of management, strategy, and leadership at the Hertie School of Governance. https://ssir.org/podcasts/entry/the_evolving_role_of_social_innovation