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…

In a study of the relationship between speed of information processing and general intelligence, vocational college students (50 black males and 56 white males) took eight different reaction time tests measuring the speed with which individuals perform various elementary cognitive processes, and a group test of scholastic aptitude (the Armed…

Analyzing data from the High School and Beyond survey on the behavior of 13,000 high school sophomore women over a two-year period, this document reveals the following facts about single motherhood: (1) young women with different background profiles exhibit markedly different rates of single parenthood; (2) because teenage women who become single…