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DeFries, J. C.; And Others – Developmental Psychology, 1987
A path model of genetic and family environmental transmission was fitted to published twin correlations and to general cognitive ability data from adoptive and nonadoptive families in which children were tested yearly through the fourth year. Longitudinal genetic correlations from infancy to adulthood were modeled explicitly, as were effects of…
Descriptors: Adoption, Cognitive Ability, Cognitive Development, Comparative Analysis
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Kiang, Lisa; Moreno, Amanda J.; Robinson, JoAnn L. – Developmental Psychology, 2004
This study examined the influence of maternal preconceptions on child difficult temperament at 6 months and maternal sensitivity at 12-15 months and whether all 3 variables predicted children's empathy at 21-24 months. Within a low-income, ethnically diverse sample of 175 mother-child dyads, path models were tested with 3 empathy indices…
Descriptors: Personality, Child Rearing, Path Analysis, Empathy