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| Zajonc, R. B. | 5 |
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Peer reviewedZajonc, R. B.; Markus, Gregory B. – Psychological Review, 1975
A confluence model is developed that explains the effects of birth order and family size on intelligence. (Editor)
Descriptors: Birth Order, Charts, Data Analysis, Family Structure
Peer reviewedZajonc, R. B. – American Psychologist, 2001
Birth order effects on intellectual performance show both positive and negative results. Considers the intellectual aspects of siblings' changing environments, explaining that birth order and family size effects depend crucially on the age at which children are tested. Within-family data conceal patterns of aggregate effects that are revealed by…
Descriptors: Age Differences, Birth Order, Child Development, Family (Sociological Unit)
Peer reviewedZajonc, R. B. – American Psychologist, 1986
The confluence model shows the influence of family on intellectual growth. The decline of SAT scores is related to changing family patterns. Intellectual growth is lower for children with many siblings. The increase in average family size for the cohorts taking SATs between 1963 and 1980 caused scores to decline. (Author/VM)
Descriptors: Birth Rate, Family Influence, Family Size, Intellectual Development
Peer reviewedZajonc, R. B.; Bargh, John – American Psychologist, 1980
An analysis of data from three cohorts of college entrance candidates shows that only a negligible fraction of the decline in SAT scores can be explained by changes in family configuration. (Author/GC)
Descriptors: Birth Order, College Admission, Family Characteristics, High School Seniors
Peer reviewedZajonc, R. B. – Review of Educational Research, 1986
This article finds the empirical review of the intellectual effects of family factors by Lala Carr Steelman wanting because (1) it is selective and incomplete; (2) it ignores systematic aggregate effects; (3) it imposes linear analysis on nonmonotone relationships; and (4) it disregards most of the confounds identified by Steelman as crucial.…
Descriptors: Academic Achievement, Birth Order, Educational Research, Effect Size
