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The Bell Curve: Intelligence and Class Structure in American Life is a 1994 book by the psychologist Richard J. Herrnstein and the political scientist Charles Murray in which the authors argue that human intelligence is substantially influenced by both inherited and environmental factors and that it is a better predictor of many personal outcomes, including financial income, job performance ...
In the book The Bell Curve (1994), he and co-author Richard Herrnstein argue that in 20th-century American society, intelligence became a better predictor than parental socioeconomic status or education level of many individual outcomes, including income, job performance, pregnancy out of wedlock, and crime, and that social welfare programs and ...
Herrnstein was the Edgar Pierce Professor of Psychology until his death, and previously chaired the Harvard Department of Psychology for five years. With political scientist Charles Murray, he co-wrote The Bell Curve, a controversial 1994 book on human intelligence. He was one of the founders of the Society for Quantitative Analysis of Behavior.
In 1994 he was one of 52 signatories on "Mainstream Science on Intelligence," [17] an essay written by Linda Gottfredson and published in The Wall Street Journal, which declared the consensus of the signing scholars on the meaning and significance of IQ following the publication of the book The Bell Curve.
In response to the debate on The Bell Curve, the American Psychological Association set up a ten-person taskforce, chaired by Ulrich Neisser, to report on the book and its findings. In its report, " Intelligence: Knowns and Unknowns ", published in February 1996, the committee made the following comments on race differences in intelligence: [ 157 ]
Intelligence quotient (IQ) tests do correlate with one another and that the view that the general intelligence factor (g) is a statistical artifact is a minority one. IQ scores are fairly stable during development in the sense that while a child's reasoning ability increases, the child's relative ranking in comparison to that of other ...
Although the biological risk factor do not apply to this group, one point worth noting is that the myelination of the frontal cortex continues into our 20's. [8] This continuing development may help to explain why antisocial behavior ceases after adolescence and why such a spike in crime exists there in the first place.
Alderfer (2003) analysed the editorial as one of five responses to The Bell Curve, a book which he described as "an attempt to influence both psychological knowledge and U.S. politics". He concluded that some of the responses, including the editorial, "fell far short of providing a critical analysis of the book's racially biased argument and ...