Investigated to determine specific intelligence, personality characteristics, and behavioral patterns of boys with the XYY syndrome (a rare pattern of sex chromosome imbalance) were the childhood and adolescence of 20 males, 6- to 58-years of age at time of diagnosis. (Author/MC)

In this paper, the relation between heritability and sources of group differences is analyzed in terms meaningful to the nonmathematician. (Author)

Theory of evolution is not fact but is a scientific theory based on numerous pieces of concrete evidence. The only way to disprove this theory is to show evidence against it. The creationist view cannot be accepted in the light of new knowledge in molecular biology and other fields. (PS)

Although both genetic and situational factors are implicated in criminality, the thesis here is that the latter may well be more important and more frequently encountered than many criminologists have acknowledged to date. (JB)

A constitutional genetic neurochemical dysfunction is posited as the basis of a large number of learning disabilities. (Author/GW)

Rebuttal to Gage's view that the elimination of racial differences depends on education, not on eugenics. (MF)

Discusses the heritability of intelligence. (MF)

Analysis of the research reported by R. J. Light and P. V. Smith in Harvard Educational Review, Social Allocation Models of Intelligence," v.30, 1969, p.484-510. (VW)

Current programs to aid Negroes focus on them as people who are culturally deprived rather than culturally different. This approach dooms these programs to failure. (CK)