It has long been claimed that there is a strong association between high intelligence, or exceptional creativity, and mental illness. In this book, James MacCabe investigates this claim, using evidence from Swedish population data. He finds evidence that children who achieve either exceptionally high, or very low grades at school, are at greater…

To assess Feuerstein's Learning Potential Assessment Device's (LPAD) ability to identify deficient cognitive functions, Raven's Standard Progressive Matrices were administered to 176 elementary/junior high students--25 percent were rescored--and 12 complete LPAD reports from a university educational clinic were reanalyzed. Correlations were…

Compares the effect of weak, flexible, and rigid family structures on the cognitive development of 61 Scottish and 40 Pakistani school children in Glasgow, Scotland. In a problem-solving test, children from flexible environments outperformed those from either weakly or rigidly structured homes. This difference was reflected in the school…