Lower class black and lower class white first-grade children learned an unorganized and an organized list of words to test Jensen's hypothesis of racial differences in mental abilities. Both groups of children performed significantly better on the organized list with comparable means for each list. Most of the predicted relationships were not…

Arthur R. Jensen's article presented no new data: it only reorganized a biased sample of already existent data. Nevertheless, it has been taken by opponents of school integration as definitive scientific evidence of the innate inequality of black and white students. Jensen and Van Den Haag advocate additional studies on individual learning ability…

Noting that many of the attacks on individual scientists as well as some of the attacks on the field of behavior genetics are more than intemperate--they are non-rational--the author discusses his experience as a signatory to a document drawn up by Ellis B. Page during the winter of 1971-1972. The intent of this controversial document was to…

The study sought to use Jensen's two-level theory of mental abilities to predict some hitherto unknown or unnoticed phenomena--facts about which the theory should yield clear-cut predictions and which are not as clearly predictable from other theories, though they may receive ad hoc explanations after the fact. From the two-level theory of mental…

Psychologists and a few sociologists have provided the academic respectability for the political rationale that the American body politic's civil rights indigestion needs a resurrected, separate but equal diet. Today, it is intellectually respectable to question the genetic equality of whites and blacks, to assert the cognitive incapacities of…