Susan J. Colby, Chief Executive Officer
Susan Colby was named Chief Executive Officer of the Stupski Foundation effective January 1, 2011. She joins the foundation from the Bridgespan Group where she was a founding partner of the organization’s San Francisco office and led the group’s work in K-12 education and foundation strategy. In her consulting work, Susan focused on client and knowledge-related activities with an emphasis on disadvantaged populations.

Prior to joining Bridgespan, Susan worked with Monsanto, where she served as co-president of the Sustainable Development Sector, an initiative that developed economically, environmentally and socially viable businesses. Previously, she spent 10 years at McKinsey & Company, where she co-founded and co-led the North American Environment Practice. At McKinsey, she also served foundations and environmental nonprofits on a pro bono basis and worked with clients in the financial, consumer goods and energy industries. She began her consulting career at Bain & Company after receiving her BA from American University cum laude. She then earned her MBA from Stanford's Graduate School of Business.

Howard Green, Chief Financial Officer
In his role as CFO, Howard serves on the Executive Team and has responsibility over Human Resources, Facilities, and Finance and Accounting. Howard came to the foundation from Genentech, where he served as director of corporate finance and then as director of manufacturing finance. Previously, he worked with Charles Schwab & Co. in the roles of vice president of financial planning and analysis and vice president of retail finance. Howard’s 20 years of professional experience also include executive financial positions with Autodesk, Honeywell, Nestle and United Airlines. He attended Cal State Sacramento where he received his B.S. in Finance.

Nelson González, Chief Strategy Officer
Nelson joined the foundation in 2008 after serving as a consultant to the organization and helping to guide the development of a new strategic direction and programmatic orientation. His responsibilities include strategy implementation and review, program design and execution, knowledge management and evaluation, and partnerships.

Formerly, Nelson was the founder and managing director of the Advent Strategy Group, a global management consulting firm helping institutions in all sectors align strategy and organization toward greater social impact. For more than 13 years — at Advent Strategy Group, Booz Allen & Hamilton, World Vision and the British Royal Household, he led engagements in philanthropy, education, international development, public and foreign policy, media, the arts and public health for corporate, multilateral, governmental, foundation and nonprofit clients in 12 countries on five continents.

He also served as director of the Royal Institution World Science Assembly, where he led a global initiative on pandemic preparedness that engaged global pharmaceutical firms, the United Nations, several national ministries of health, and major science and foreign policy journals on issues of vaccine development, disease surveillance, public health infrastructure and emergency preparedness.

Nelson received a B.A. in political science from Amherst College and did his doctoral work at the London School of Economics and Political Science. He was tutored in theology and philosophy at Oxford University, and has been a Fellow at the Catholic University of Louvain, Belgium; Columbia University in New York; and New York University. A native Colombian, he is fluent in both Spanish and French.

Gerrita Postlewait, Chief K12 Officer
Gerrita has served as a district superintendent for many years, most recently completing a decade’s tenure as superintendent in Myrtle Beach, South Carolina. She served as president of the South Carolina Superintendents Association, was named the state’s Superintendent of the Year and the South Carolina School Boards’ Outstanding Superintendent of the Year.

She has been actively involved at the state and national levels in school reform and has received many recognitions, including distinction as a Fellow of the National Effective Schools Institute; designation as West Virginia's Leader of Learning; recipient of an Honorary Doctorate Degree for distinguished public service; recipient of the exemplary service award from the Association of Teacher Educators; and selection to the governing board of the American Association of School Administrators. She currently serves as a member of the South Carolina State Board of Education and the ETV Endowment Board.

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