Psychological research shows that intolerance of uncertainty limits reasoning ability. Highly intelligent individuals tend to ...
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What is a genius IQ score?

Reviewed by Amy Morin, LCSW Key Takeaways The term "genius" is no longer used in IQ classifications, but scores above 140 are ...
The average IQ score is designed to be 100. IQ scores between 90 and 109 are considered average. Genetics accounts for about 50% of the IQ differences between people. The intelligence quotient (IQ) is ...
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 ...