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Barnes, J. C.; Beaver, Kevin M.; Connolly, Eric J.; Schwartz, Joseph A. – International Journal of Behavioral Development, 2016
There has been significant interest in examining the developmental factors that predispose individuals to chronic criminal offending. This body of research has identified some social-environmental risk factors as potentially important. At the same time, the research producing these results has generally failed to employ genetically sensitive…
Descriptors: Crime, Social Influences, Biology, Genetics
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Mottron, Laurent – Journal of Autism and Developmental Disorders, 2004
A meta-analysis was performed on the 133 cognitive and behavioral papers in autism using comparison groups in the 1999-2002 period. High-functioning (average IQ: 84.7), adolescents (average, 14.4 years) are largely dominant. IQ is the most frequent matching variable in use (51.2%). The instruments that are most frequently used to determine IQ or…
Descriptors: Measurement Techniques, Intelligence Quotient, Asperger Syndrome, Autism
Rohwer, William D. – 1968
The purpose of the study was twofold: first, to determine the reliability of a paired-associate (PA) task when used as a test of learning proficiency; and second, to assess the relationship between performance on the PA task and on IQ tests as a function of grade level (kindergarten, first, third) and socioeconomic status (high, low). The…
Descriptors: Black Students, Comparative Analysis, Intelligence, Intelligence Quotient