BAD SCIENCE, WORSE POLITICS
The Bell Curve is the product of an obsession, or, more exactly, of two different obsessions. Richard Herrnstein—who died on September 24, 1994—was obsessed with the heritability of intelligence, the view that much the largest factor in our intellectual abilities comes in our genes. He was also convinced that there had been a liberal conspiracy to obscure the significance of genetically based differences in the intelligence of different races, social classes, and ethnic groups, and that all manner of educational and economic follies were being perpetrated in consequence. Charles Murray—who is energetically and noisily with us still—is obsessed with what he believes to be the destructive effects of the American welfare state.
The result of their cooperation is a decidedly mixed affair. The politics of The Bell Curve are at best slightly mad, and at worst plain ugly. Its literary tone wobbles uneasily between truculence and paranoia. Its intellectual pretensions are often ill founded. For all that, anyone who has an interest in the philosophy of science and a taste for public policy will enjoy much of The Bell Curve; it is full of interesting, if dubiously reliable, information, and it offers the always engaging spectacle of two practical-minded men firmly in the grip of irrational passion.
Richard Herrnstein's passion was the conviction that each person has a fixed or nearly fixed quantum of "cognitive ability," the intelligence whose quotient constitutes your IQ. Herrnstein began his