He also was involved in such notable projects as a new master plan for the National Mall in Washington, D.C. and an expansion ...

Mr. Childs, the lead architect of One World Trade Center, made his first design sketch on a napkin several years after the ...

including 1 Worldwide Plaza in the Hell's Kitchen section of Manhattan and the Deutsche Bank Center, formerly called the Time Warner Center, with its twin skyscraper towers at Columbus Circle.