Portland-based leader of architecture's Modern Movement; he designed over 1,000 buildings. Served as Dean of the Massachusetts Institute of Technology's architecture and planning school from 1951 until 1965.
He fought for Italy in World War I, fighting in the battles of Caporetto and Vittorio Veneto against the Austrians. He then attended the University of Rome from which he graduated in 1922 with a degree in civil engineering.
He served as a presidential appointee on the U.S. Commission of Fine Arts from 1950 until 1955.
He fathered two children with his first wife, Helen Hemmila. She died in 1962, and he remarried in 1965 to Marjorie.
He and Louis Sullivan both pioneered Modernist design.