Friday, December 19, 2025

IQ Correlations by Family Relationships -- IQ is Genetic

 

What about siblings raised together and Identical twins raised together? 

Whether or not IQ is genetic is a somewhat different issue than whether IQ differs by groups .  In that regard, it is hard to know the extent to which differences across groups is nature versus nuture versus test-specific knowledge.  I certainly have no way of knowing.  At this point, I am inclined to believe that there is no good way of sorting it out and that researchers should explore other topics.  Plus the fact, I am not sure what difference it makes. 

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IQ Correlations by Family Relationships -- IQ is Genetic

  What about siblings raised together and Identical twins raised together?  Whether or not IQ is genetic is a somewhat different issue than ...