Comparing group intelligence according to racial or geographic orgin has neither social nor scientific value; the emphasis in education and the social economy is not the creation of equality but the development of each individual to his maximum performance. (Author/JM)

Milkman (TM 504 643) accuses Arthur Jensen of misapplying heritability data in speculating on the causes of racial differences in intelligence test scores, and offers a method for illuminating Jensen's alleged error. It is contended in this article that Milkman has misconstrued Jensen's argument and that his method is without point. (Author/CTM)

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…

Areas of agreement and disagreement concerning intellectual developmental and the problems of mental retardation espoused by the author and by Uzgiris are discussed in this paper. The importance of environmental factors, along with the genetic and/or constitutional nature of the organism on which these environmental events impinge, is seen as…