Dubbed the “Skyscraper Superstar” for his groundbreaking work on the World Trade Center towers in New York, the Bank of China tower, Hong Kong and the Shanghai World Financial Center which is currently the tallest in the world in two of the CTBUH’s categories, and other towers, Robertson has redefined the upper limits of high-rise engineering and design. In his address, “The Architect and the Structural Engineer: Both Friends and Foes,” Robertson will use his innovative designs to discuss how the complicated relationship between structural engineers and architects can produce brilliant results.