Lois Juliber, Chair of The MasterCard Foundation, is retired Vice-Chair and Chief Operating Officer of Colgate-Palmolive Company; a Director of Goldman Sachs, DuPont and Kraft; and a member of the boards of Wellesley College, and Friends of Women's World Banking.

Phillip Clay is the Chancellor and Professor of City Planning at Massachusetts Institute of Technology (MIT). His specialization is housing and community and economic development. He is also the former Chair of MIT's Department of Urban Studies and Planning and currently chairs the board of the Community Builders, the nation's largest developer of nonprofit housing.

David Johnston is the President of the University of Waterloo in Ontario, Canada. He is also past Chair of the Board of the Neuroscience Network of Centers of Excellence, which links researchers at 15 Canadian universities, and past chair of the Canadian Institute for Advanced Research. He is past President of the Board of Overseers for Harvard University.

Hutham Olayan is a principal and director of The Olayan Group, a private, multinational organization that is both a diversified global investor and an operator of commercial and industrial businesses in Saudi Arabia and the Middle East. Ms. Olayan serves on the boards of a number of not-for-profit organizations, including the American University of Beirut, Georgetown University, Peter G. Peterson Institute for International Economics, and Memorial-Sloan Kettering Cancer Center.

Paul Ostergard is the retired Head of the Citigroup Foundation, where he oversaw the Foundation's global program in microfinance. He has also served as the Head of the GE Foundation, the Committee to Encourage Corporate Philanthropy, Junior Achievement International, and the Hispanic Scholarship Fund. 

Marguerite Robinson is a former professor, author, independent consultant, and frequent speaker on microfinance and other development issues. She authored The Microfinance Revolution, Volumes 1 and 2; two additional volumes are in progress. She is also an Institute Fellow Emeritus of the Harvard Institute for International Development.

Nigel Wright is a Managing Director of Onex Corporation, one of Canada's largest companies with global operations in the service, manufacturing and technology industries. He serves on the board of Spirit Aerosystems, Inc., and Hawker Beechcraft Corporation, and is a trustee of the International Association of Machinists.