Koolhaas defies gravity

From the October issue: Not all the trend-shattering residential projects in New York are in West Chelsea. The Madison Square Park/Flatiron area, with its traditional buildings, is an unlikely spot for the iconoclastic Dutch designer and architectural philosopher Rem Koolhaas to make his New York City residential debut, but he has done so with a dramatically cantilevered, steel-and-glass condominium high-rise under construction at 23 East 22nd Street.