The term genius refers to someone with extraordinary intellectual or creative power. Psychologists in the early 1900s were the first to measure and define genius in terms of a person's intelligence ...
Who has the highest IQ in history? One answer would be: a 10-year-old girl from Missouri. In 1956, according to lore, she took a version of the Stanford-Binet IQ test and recorded a mental age of 22 ...
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