Steven Cohen is senior vice dean of Columbia University's School of Professional Studies, professor in the practice of public affairs at Columbia's School of International and Public Affairs, and the director of the Earth Institute's Research Program on Sustainability Policy and Management as well as two other masters' programs at Columbia University. His books include The Sustainable City (Columbia, 2017) and Sustainability Management (Columbia, 2011). William B. Eimicke is professor of practice and founding director of the Picker Center for Executive Education at Columbia University's School of International and Public Affairs. He was New York City's deputy fire commissioner and the state's housing "czar," and his books include Social Value Investing: A Management Framework for Effective Partnerships (Columbia, 2018, with Howard W. Buffett).
