Cesar Pelli

César Pelli was an Argentine-American architect recognized for designing major urban landmarks and some of the world's tallest buildings, including the Petronas Towers, the World Financial Center, and the Salesforce Tower. His contributions to the field were honored with the AIA Gold Medal in 1995 and the Lynn S. Beedle Lifetime Achievement Award in 2008. In 1991, he was named one of the ten most influential living American architects by the American Institute of Architects.