deaths
James McKeen Cattell, American psychologist and academic (born 1860)
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James McKeen Cattell
American psychologist and educator (1860–1944)
James McKeen Cattell was the first professor of psychology in the United States, teaching at the University of Pennsylvania in Philadelphia. He was a long-time editor and publisher of scientific journals and publications, including Science, and served on the board of trustees…Source: Wikipedia (CC BY-SA)
January 20
Day of the year
January 20 is the 20th day of the year in the Gregorian calendar; 345 days remain until the end of the year.Source: Wikipedia (CC BY-SA)