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American mathematician (1910–2004)
Ledyard Tucker (* 19. September 1910 in Glenwood Springs; † 16. August 2004 in Savoy) was an american mathematician. He was 93 years old. His education included University of Chicago and University of Colorado. He worked at Educational Testing Service. His awards include William James Fellow Award, APA Award for Distinguished Scientific Contributions to Psychology and Fellow of the American Statistical Association.