What is it about architecture that celebrates longevity? The world’s most famous architect, Frank Gehry, was actively at work until his death at age 96, finishing his Guggenheim Museum in Abu Dhabi and still designing the greatest works of his career. In this 5-part series, host Victoria Newhouse, a renowned architectural historian and age 87, chats with her contemporaries. Giants of architecture, all over age 80 and all still shaping the world. Guests include the late Frank Gehry, Rem Koolhaas, Moshe Safdie, Peter Eisenman, and Raj Rewal.