Race & IQ: information will be free

Dan the man's post on Race & IQ generated a lot of feedback. A lot. Those of you who are familiar with my weblog oeuvre know I used to be more interested in psychometrics. No more. Rather, if you don't want to believe in IQ or general intelligence, fine. My own experience is that very intelligent people (e.g, Mark, PhD physiology, now getting his MD, undergraduate background in physics) often are the most robust and cogent objectors to IQ or psychometric testing as a relatively useful reflection of intelligence. Dumb people know very well they're dumb, and they're not too coherent or interested in such abstract topics as whether the Raven's Matrices have instrumental value in predicting someone's ability to crunch through tasks requiring rational-abstraction heft. Let's think like an economist; assume that intelligence tests are useful in measuring intelligence, that intelligence is around 50% heritable, so it has an ...