“Perhaps it’s their cool abstraction, or their labyrinthine floor plans, or their harsh materials, like the serrated concrete that can practically cut your skin. Whatever the reason, the American public has yet to cotton to these buildings. A survey of America’s 150 favorite works of architecture, released last February, didn’t contain a single structure by Chicago’s master of steel and glass, Ludwig Mies van der Rohe. But popularity is one thing; quality is another.”