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Asbury, Kathryn; Wachs, Theodore D.; Plomin, Robert – Intelligence, 2005
The study of genotype-environment interaction (G x E) has been dominated by two competing hypotheses, one that heritability is greater in high-risk environments (diathesis-stress) and the other that heritability is greater in permissive environments. The current study examined relationships between verbal and nonverbal abilities and 10 measured…
Descriptors: Nonverbal Ability, Young Children, Verbal Ability, Genetics