Compared the WISC-R Verbal-Performance IQ discrepancies of learning-disabled children and of the normative sample. It was concluded that without clinical evidence to suggest otherwise, it cannot be assumed automatically that a child's discrepancy score, unless of extreme magnitude, is related to the learning disability itself. (Author)

There were no predominant trends of reward preferences among different social classes. Both individual and social rewards effectively raised IQ scores of low socioeconomic status children and reduced the differences in IQ scores between the two groups. (Author/JAC)