The Abilities of Man
Charles Spearman
Broschiertes Buch

The Abilities of Man

Their Nature and Measurement

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Charles Spearman originated the classical theory of mental tests, the multivariate statistical method called "factor analysis," and the first comprehensive theory of the intellect "A Two Factor Theory of Intelligence," which is composed of a central notion, called "general intelligence," together with certain "specific factors of intelligence." Spearman utilized both mathematical methods and empirical psychological studies to pioneer research efforts in these three areas. "The high point for Spearman's system was undoubtedly reached in 1927 with the publication of The Abilities of Man, which p...