Second generation, middle-class, Black youth and middle-class White youth completed the Stanford Binet, WISC-R, or the WAIS. Results indicated that Black youth exceeded the White sample mean on the Stanford Binet and the WISC-R. Previous intelligence differences may have reflected educational and socioeconomic differences. (Author/RC)

Trotman's study (EJ 168 902) correlating child rearing in Black and White samples to children's achievement and intelligence is criticized. Trotman made several erroneous conclusions, and did not add important information about the nature nurture controversy as it applies to racial differences in intelligence. (Author/BH)

The importance and consequences of raising the average ability level (IQ) of the population requires consideration of the ability level that society requires, how the relevant abilities are distributed, and the efficiency of the current educational process. Within the framework of these factors, the document discusses the determinants of mental…