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Inheritance Drives IQ More Than Family Setting
A Science report by Thomas J. Bouchard and colleagues from the University of Minnesota finds that genetics account for about 70 percent of IQ variation in 50 identical twin pairs raised apart and reunited as adults. Environment contributes about 30 percent, with social class showing little effect on adult IQ.
MENTIONED IN THIS ARTICLE
Washington
Science
Thomas J. Bouchard
University of Minnesota
Bouchard