Leslie Crutchfield is an author, social entrepreneur, and leading authority on scaling social innovation and high-impact philanthropy. She serves as a senior advisor at FSG, a global social impact strategy firm, and she coauthored Forces for Good: The Six Practices of High-Impact Nonprofits (Wiley 2008), named by The Economist on its Best Business Books of the Year list. She is a frequent media contributor whose work has been featured in Fast Company, The Washington Post, The Chronicle of Philanthropy, and Stanford Social Innovation Review. Leslie serves on the boards of SEED Foundation and Kiva.

John Kania is managing director at FSG, a nonprofit consulting firm that helps organizations achieve social impact by applying research, strategy, and evaluation to better solve social problems. John has been published in Stanford Social Innovation Review, The Wall Street Journal, and The Journal of Business Strategy. He speaks frequently around the U.S. on improving the impact of philanthropy and corporate social responsibility.

Mark Kramer is founder and managing director at FSG, a nonprofit consulting firm he co-founded with Harvard Business School Professor Michael E. Porter.  Mark also serves as a Senior Fellow in the CSR Initiative at Harvard's Kennedy School of Government.  Mark is a founder and served as initial Board Chair of the Center for Effective Philanthropy. He is co-author with Michael Porter of several influential Harvard Business Review articles, has published extensively in Stanford Social Innovation Review and in The Chronicle of Philanthropy and has been quoted by the Financial Times, TheEconomist, and NPR.