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American psychiatrist and sociologist (1908–2007)
Alexander H. Leighton (* 17. July 1908 in Philadelphia; † 11. August 2007 in Digby) was an american psychiatrist and sociologist. He was 99 years old. His education included University of Cambridge, Princeton University and Johns Hopkins School of Medicine. He worked at Harvard University and Cornell University. He received 5 awards, including Guggenheim Fellowship, Rema Lapouse Award.