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| Genetics | 1 |
| Individual Differences | 1 |
| Infant Behavior | 1 |
| Infants | 1 |
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| Twins | 1 |
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| Developmental Psychology | 1 |
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| Buss, Kristin A. | 1 |
| Campos, Joseph J. | 1 |
| Goldsmith, H. H. | 1 |
| Lemery, Kathryn S. | 1 |
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Peer reviewedGoldsmith, H. H.; Lemery, Kathryn S.; Buss, Kristin A.; Campos, Joseph J. – Developmental Psychology, 1999
Explored genetic and environmental underpinnings of temperamental differences in 3- to 16-month-old twins and their parents. Found that additive genetic and shared environmental effects best represented smiling, laughter, and duration of orienting. Shared environmental effects fully accounted for co-twin similarity for soothability. Additive…
Descriptors: Genetics, Individual Differences, Infant Behavior, Infants
