After 40 years as an economist at the World Bank, including 15 years as Chief Economist at the International Finance Corporation, he saw too often how lack of management talent was impeding economic and social development in communities throughout the developing world. Now as CEO of GBSN, which started at the IFC and is today an independent nonprofit, Guy oversees programs and events that harness the expertise and passion of a worldwide network of leading business schools to strengthen the institutions and educators who deliver management education for the developing world. GBSN’s unique approach pairs a robust network of experts with efficient administration to build institutional capacity, foster collaboration and disseminate knowledge, all aimed at promoting management education that delivers international best practice with local relevance.

Born in Montauban, France, Mr. Pfeffermann received his Licence en Droit et Sciences Economiques in Paris in 1962 and was awarded first prize, Concours General, a French national inter-university essay competition. He was a Besse scholar at St. Antony's College, Oxford from 1962-65 and received a B.Litt. (Oxon.) in 1967 for his thesis: "Industrial Labour in Senegal”.

Mr. Pfeffermann joined the World Bank in 1966, where he served as Chief Economist for the Latin America and Caribbean Region from 1979-87 and Chief of Debt and Macroeconomic Adjustment division from 1987-88. He was the Director of the Economics Department and Chief Economist for the International Finance Corporation from 1988-2003. From 2000-2003 he was also an Adjunct Professor at Johns Hopkins University, School of Advanced International Studies. From 2003-2007, he was a member of the Board of Directors of the GlobalGiving Foundation. He published "Paths out of Poverty – The Role of Private Enterprise in Developing Countries (IFC, 2000). He is currently on the Advisory Board of the Association of African Business Schools (AABS). His most recent publications (with Nora Brown) include "Empowering tomorrow’s African entrepreneurs and managers: the Global Business School Network,” Journal of International Relations and Development (2011), "Counting on Agribusiness,” SAISPHERE: Growth Ahead for Global Agriculture (2012) and “Leadership and management quality: Key factors in effective health systems”, World Hospitals and Health Services (2012).

Nora Brown (M.A., Johns Hopkins SAIS) has been managing multi-partner, higher education programs with the Global Business School Network since 2005. In her current role as Chief Operating Officer, Ms. Brown is responsible for overseeing the internal organization processes and managing the full portfolio of services and programs offered by the organization. In her time with GBSN, Ms Brown has negotiated new contracts and has brokered new partnerships with large corporations, private foundations, and international aid agencies including Goldman Sachs, the Bill & Melinda Gates Foundation and the World Bank.

As a Projects Consultant at the International Finance Corporation, Ms Brown managed private sector development programs in Kenya focused on strengthening local business education and designed a comprehensive business education program in Tanzania that was launched in 2008. Additionally she designed a fellowship program involving business schools on 6 continents. Prior to her work in development, Ms Brown worked in the financial sector, managing the investment portfolios of private clients. Ms. Brown has experience in designing new programs, negotiating partnerships, and managing multi-partner programs. She has worked throughout Africa in Ghana, Kenya, Lesotho, Nigeria, Rwanda, Senegal, South Africa, Tanzania, and Uganda. Ms Brown earned her Bachelor of Arts degree in International Studies from the Johns Hopkins University and completed her Master of Arts degree in International Relations and Economics at the Johns Hopkins School of Advanced International Studies.

Lisa has ten years of experience supporting capacity building development projects in Latin America, the Middle East and Africa. Over this time she has managed government contracts, World Bank programs and USAID projects. Her strong skills in proposal writing, program management and financial management have led to successful project outcomes in developing regions that include India, Jordan, Mexico, Botswana, Tanzania, and South Africa.

In her current role as Membership Officer Lisa oversees international networking activities for management educators, member recruitment and special events, including the GBSN annual conference. She is constantly looking for new ways to engage business schools in capacity building efforts, while helping them to expand their knowledge and networks. Lisa joined GBSN in 2008 as a Program Officer for the Karachi Education Initiative Project. In this role she managed an international advisory board and drafted a strategic plan for a new business school in Pakistan. Prior to GBSN she worked as a Senior Program Associate with Higher Education for Development (HED) where she oversaw twenty-six global higher education partnership grants and managed the USAID-funded Executive MBA Partnership program, which enhanced the existing Executive MBA program at Alexandria University in Egypt. She also designed and oversaw the impact assessment of the USAID-funded Training, Internships, Exchanges and Scholarships (TIES) program in Mexico. Lisa holds a Bachelors degree in History and Spanish, and a Masters degree in International Development from George Washington University.

Over the past decade Page has developed communications strategy, produced marketing materials and managed events for the nonprofit and public sectors in southern California and Washington, DC. Her background in grassroots organizing, nonprofit management and government communications brought her to GBSN in 2011.

As Communications and Media Officer she works daily to ensure that GBSN is telling its story effectively. Prior to joining GBSN she did much the same for a Planned Parenthood affiliate in Southern California, as well as a Nonprofit Support Center, the FCC's National Broadband Plan and a financial literacy and tax preparation nonprofit in DC. In addition to maintaining GBSN's website and social media presence, updating informational materials and promoting GBSN's programs and network, Page regularly gets her hands dirty preparing and serving meals at Miriam's Kitchen, a food kitchen that serves chronically homeless people in DC. Page earned her Bachelors degree in Religious Studies from the University of California, Santa Barbara, and her Masters degree in Media Psychology and Social Change from Fielding Graduate University.

Before joining GBSN in 2012 Sarah worked in the private sector helping small businesses and entrepreneurs create e-learning programs. She has also worked with an after-school program in Cape Town, South Africa and volunteered as a refugee coordinator in Athens, Greece and Washington, DC. When not at GBSN, Sarah volunteers at Operation Paws for Homes as a foster for dogs and puppies. Sarah earned her Bachelors degree in Political Science from the University of Missouri, Kansas City and her Masters degree in International Development from American University.