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Engelhardt, Laura E.; Church, Jessica A.; Paige Harden, K.; Tucker-Drob, Elliot M. – Developmental Science, 2019
Behavioral and molecular genetic research has established that child cognitive ability and academic performance are substantially heritable, but genetic variation does not account for all of the stratification of cognitive and academic outcomes across families. Which specific contexts and experiences contribute to these "shared…
Descriptors: Cognitive Ability, Academic Achievement, Twins, Genetics
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Tucker-Drob, Elliot M.; Harden, K. Paige – Developmental Science, 2012
Parenting is traditionally conceptualized as an exogenous environment that affects child development. However, children can also influence the quality of parenting that they receive. Using longitudinal data from 650 identical and fraternal twin pairs, we found that, controlling for cognitive ability at age 2 years, cognitive stimulation by parents…
Descriptors: Video Technology, Twins, Stimulation, Child Rearing