Reviews J. P. Rushton's data in "Race Differences in Behavior: A Review and Evolutionary Analysis" (1988), and suggests that aggregating large cohorts of methodologically weak studies results in misleading conclusions. A reanalysis of Rushton's data shows that cranial size is not a feasible indicator of intelligence and is similar in…

Reviews the controversy surrounding the work of Cyril Burt on the genetic contribution to mental ability and argues that the disparagement of Burt's results provides one of the most extraordinary cases of counterfeit charges in academic psychology. Suggesting genetic differences in brain size or intellect is politically incorrect. (SLD)

The posthumous condemnation of Cyril Burt destroyed his reputation and undermined his life's work on the genetic nature of differences in intelligence. Whether Burt falsified research findings or not, the real significance of the affair lies in what it teaches about scientific methodology and the fallibility of personal judgments. (SLD)

This digest reviews scientific and methodological problems in special education research related to race, ethnicity, and socioeconomic status. The first section of the digest discusses the various definitions of race, ethnicity, culture, and socioeconomic status. The problems with current race classification and the difficulties in determining the…