Quote of the day
In a world where change is inevitable and continuous, the need to achieve that change without violence is essential for survival.
Charles Spearman

Born: September 10, 1863
Died: September 17, 1945 (aged 82)
Bio: Charles Edward Spearman, FRS was an English psychologist known for work in statistics, as a pioneer of factor analysis, and for Spearman's rank correlation coefficient.