Science: G

In 72 years Dr. Charles E. Spearman, emeritus professor of Psychology at University of London, has made his name well-known as a specialist in what he calls "psycho-mathematics." A Fellow of the Royal Society, onetime (1923-26) president of the British Psychological Society, he was, according to his Who's Who entry, "twice thanked by the British Admiralty for psychological services."

Last week Oldster Spearman was in Ann Arbor, Mich, to tell the American Psychological Association convention about a basic mind entity called G.

Commonest criticisms leveled at psychology are that it attempts...

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