This study investigates the relationships of domain-general cognitive abilities and domain-specific verbal and mathematical abilities to students' educational characteristics when two theoretically grounded, but competing structural models are applied. In the standard model, a single latent ability causes interindividual differences in the…

Reviewed are findings in the literature of racial differences in intelligence which are consistent in revealing "real differences in test performance between Negroes and whites." The interpretation that these racial differences are due to cultural bias in the tests is denied. A discussion of the genetic vs. environmental etiology of the…

This overview of recent research on individual differences especially concerns that research which relates to human learning and instruction. Several major areas of research are identified, and within each area various issues related to that area and representative studies are discussed. Whenever possible, references to more comprehensive reviews…

The principal task of this book was to examine some of the research evidence concerning the relation between personality and school achievement. Its source was the empirical research which bears on this issue rather than the various theories of personality. The reason for this was that the implications of many theories of personality for…