William Pereira

William Leonard Pereira (April 25, 1909 – November 13, 1985) was an American architect from Chicago, Illinois, who was noted for his futuristic designs of landmark buildings such as the Transamerica Pyramid in San Francisco. He worked out of Los Angeles and was known for his love of science fiction and expensive cars, but mostly for his style of architecture, which helped define the look of mid-20th century America. Provided by Wikipedia