Book excerpt: An expert’s inside look into the ways social entrepreneurship is changing the world Whether you’re a policymaker, investor, or involved in a nonprofit, Social Entrepreneurship for the 21st Century gives you the knowledge you need to make the best possible decisions for the future. A former McKinsey consultant reveals how social entrepreneurship has filtered into the workings of government and private enterprise, where social sector values are now shaping “social impact” capitalism. Georgia Levenson Keohane is a Roosevelt Institute fellow, foundation executive, and former McKinsey consultant. She advises a range of poverty-fighting organizations, including philanthropies (Robin Hood Foundation), educational entities (New York City Charter School Center), community development organizations (Civic Builders), and think tanks (The Aspen Institute). She is an adjunct Professor at Columbia Business School.