It was also the average IQ of our grandparents' generation and that of South Koreans in the 1950s http://en.wikipedia.org/wiki/Flynn_effect http://en.wikipedia

It was also the average IQ of our grandparents' generation and that of South Koreans in the 1950s http://en.wikipedia.org/wiki/Flynn_effect http://en.wikipedia.org/wiki/Flynn_effect They all got rich and their (our) IQs went up. The question is why hasn't this happened in Sub-Saharan Africa.