> It isn't because people who do well on IQ tests tend to be wealthy and well-educated, which produces better life outcomes. If IQ tests worked as you describ

> It isn't because people who do well on IQ tests tend to be wealthy and well-educated, which produces better life outcomes. If IQ tests worked as you described, then in studies of twins going adopted into different households, we should see life outcomes correlated more with foster family than with each other. It turns out that twin life outcomes are very closely correlated with each other and strongly with IQ tests than they are to rearing family. Your beliefs are the ones that are false, sorry.