SHARON PERCY ROCKEFELLER is President and Chief Executive Officer of WETA public stations in Washington, D.C., a position she has held since 1989, and was a member of the Board of Directors of WETA from 1985 to 1989. She was a member of the Board of Directors of the Corporation for Public Broadcasting until 1992 and is currently a director of Public Broadcasting Service (PBS), Washington, D.C. Ms. Rockefeller currently serves as trustee on the following non-profit boards: National Gallery of Art, The Museum of Modern Art, Johns Hopkins Medicine, Colonial Williamsburg Foundation and Rockefeller Philanthropy Advisors. Ms. Rockefeller was elected to PepsiCo's Board in 1986.