26 April 1917. He was educated at St John's Middle School, Shanghai,
China. He emigrated to the United States in 1935, was naturalized in
1948. He studied at Massachusetts Institute of Technology, Cambridge, Massachusetts, (B.
Arch. 1940); and the Harvard Graduate School of Design, Cambridge,
Massachusetts (M.Arch. 1946). He served on the National Defense Research
Committee, 1943-1945. He was an Instructor, later Assistant Professor,
at Harvard Graduate School of Design, 1945-1948. He was director of
architecture at Webb and Knapp, New York, 1948-1955. He was a Partner in
I.M. Pei & Partners, New York, 1955-1989. He was a partner, Pei,
Cobb, Freed and Partners, 1989. He retired officially on 1 January 1991,
but continues to work with a lighter load. American architect; since
1955, Partner, I. M. Pei & Partners, New York; since 1989, partner
in Pei Cobb Freed & Partners.