Originally Posted by Lovemydd
Bostonian, your words here sparked something inside for me. I don't believe that nature favors the affluent when bestowing IQ skills. So it must be that the affluent just happen to have a better chance to take advantage of their IQ in this country.

Poverty (generally) causes a reduction in IQ scores. Thanks, chronic stress and cognitive load!

And I think when people say "IQ" they really mean "development arc over a lifetime" which nobody seems to talk about.