For many years the political left has dismissed all discussion about links between third world populations and low intelligence as “racism” and “xenophobia”.  The well documented fact that low IQ populations are more inclined towards lack of impulse control and a higher crime rate does not matter to progressives.  They assert that such claims are based on “rigged” and “biased” data.   For example, the data on Somalia‘s low median IQ (which is 67 and far below the western average of 100) is often criticized as “incomplete” because the data is usually taken from refugees and migrants leaving the country rather than a population sample from within the country.  However, populations in neighboring countries like Djibouti or Ethiopia have nearly identical test results.  It is simply a fact that IQ is largely genetic (around 80% of testing outcome).  The rest is a matter of varied experiences and environment. This does not mean that a “disadvantaged” childhood results in a lower IQ score.  In fact, high IQ individuals often come from significant struggles and studies on top “high achievers” show that around 75% of them come from difficult backgrounds including extreme poverty.  The leftist arguments against IQ as a qualifier for immigration […]