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Jacobson, Leonard I.; Greeson, Larry E. – Child Development, 1972
In the follow-up study, most of the initial gains in IQ resulting from program participation were retained. (Authors/MB)
Descriptors: Concept Formation, Data Analysis, Economically Disadvantaged, Followup Studies

Radin, Norma – Developmental Psychology, 1972
Boys IQ was positively correlated with paternal nurturance, and negatively correlated with paternal restrictiveness. (Author)
Descriptors: Data Analysis, Fathers, Intellectual Development, Intelligence Quotient
Sulzer, Jefferson L. – 1970
Does nutritional deficiency retard psychological development? The Tulane Nutrition Study reports the first segment of its research based on extensive analysis of psychological and nutritional data gathered predominately on children who attended five, 6-week Head Start programs. Scores on a battery of eight psychological tests and two hematological…
Descriptors: Biological Influences, Data Analysis, Individual Differences, Intellectual Development