David M. Childs. Photo courtesy of SOM

David M. Childs has died at the age of 83. A partner at SOM (Skidmore, Owings & Merrill) since 1971, the American architect designed One World Trade Center, the 541.3-meter (1,776-foot) tower that rose on the spot where the twin towers destroyed by 9/11 had stood.

The New York Times: David M. Childs, Skyline-Shaping Architect, Dies at 83