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475 Riverside Drive, Suite 950, New York, NY 10115 212 348 1400 fax 212 280 1601 infon worldsciencefestorg www.worldsciencefestival.corn World Science Festival The Science Festival Foundation 230 West 41" Street, Suite 1600 New York, NY 10036 Re: Pledge Agreement I hereby pledge $ in support of The Science Festival Foundation (the "Foundation") and the World Science Festival to be held May 30-June 3, 2012. This gift shall be paid by [insert payment date or payment schedule if in installments]. This contribution is an unrestricted gift, the principal and interest of which may be used for general expenses of the World Science Festival and the Science Festival Foundation, as the Foundation determines. I consider this pledge to be an irrevocable binding pledge. Any public recognition of this gift shall be acknowledged as a gift of [insert desired credit line]. The Science Festival Foundation is a tax-exempt organization under Section 501(c)(3) of the Internal Revenue Code. Name: Date: EFTA01176843