He has also written extensively on impact investing, systems change, and strategic evaluation. His most recent research is on moving beyond Environmental, Social, and Governance (ESG) by communicating the economic value of corporate social impact to investors.
Mark co-founded FSG with Professor Michael Porter and serves as a Managing Director of the 150-person global social impact consulting firm. FSG also supports three communities of practice: The Shared Value Initiative, the Collective Impact Forum and Talent Rewire.
Mark is also a Senior Lecturer at Harvard Business School, a member of the Aspen Philanthropy Group, and serves on advisory boards for Nestle and Kimberly-Clark. Previously, Mark served as President of the private equity firm Kramer Capital Management. He holds a BA from Brandeis University, MBA from The Wharton School, and JD from the University of Pennsylvania Law School.