تعريف charles edward spearman في الإنجليزية الإنجليزية القاموس.
born Sept. 10, 1863, London, Eng. died Sept. 17, 1945, London British psychologist. He is known for his studies on human mental abilities, particularly intelligence, and especially for the statistical technique (factor analysis) he utilized to examine individual differences in psychological testing and identify the underlying sources of these differences. His works include Abilities of Man (1927), Creative Mind (1931), and Human Abilities (1950)