DNA
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Genetic Influence on Intelligence Increases Over Time
About 70 percent of a person’s intelligence can be explained by their DNA—and those genetic influences only get stronger with age, according to new research by psychology researchers Daniel Briley, Elliot Tucker-Drob and Paige Harden. Using meta-analytic procedures—the statistical methods used to analyze and combine results from previous, related literature—the researchers examined genetic and environmental…
