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| Assel, Mike A. | 1 |
| Cardon, Lon R. | 1 |
| Landry, Susan H. | 1 |
| Leitner, Karen L. | 1 |
| Smith, Karen E. | 1 |
| Swank, Paul R. | 1 |
| Vellet, Sonya | 1 |
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| Journal Articles | 3 |
| Reports - Research | 3 |
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Peer reviewedLeitner, Karen L. – International Journal of Early Childhood, 1989
Reports on a study of 18 pairs of mothers and infants of 14-22 months to determine the cognitive and social development of the child in its second year. Results support the prediction that a new stage of development is achieved between 18 and 22 months in both cognitive and social domains. (RJC)
Descriptors: Cognitive Development, Developmental Continuity, Developmental Stages, Longitudinal Studies
Peer reviewedLandry, Susan H.; Smith, Karen E.; Swank, Paul R.; Assel, Mike A.; Vellet, Sonya – Developmental Psychology, 2001
Examined the role of early versus ongoing maternal responsiveness in predicting cognitive and social development for full-term and preterm children (low- and high-risk) at five ages. Found that children, especially preterm children, showed faster cognitive growth when mothers were consistently responsive. Social growth was similar in the…
Descriptors: At Risk Persons, Cognitive Development, Developmental Continuity, Longitudinal Studies
Peer reviewedCardon, Lon R.; And Others – Developmental Psychology, 1992
Yearly cognitive tests were administered to adoptive and nonadoptive siblings between one and seven years of age and identical and nonidentical twins between one and three years. Results indicated that genetic influences are a source of continuity and change in mental development, whereas shared and nonshared environmental effects contribute to…
Descriptors: Adopted Children, Cognitive Ability, Cognitive Development, Developmental Continuity
