Start East asian women dating disparity white men

East asian women dating disparity white men

Natural selection in colder climates would favor a more spherical head to accommodate a larger brain and to have better heat conservation.“We found that birds from the harsh northern population, where selection for cognitive abilities is expected to be high, significantly out performed conspecifics from the mild southern population…our results support the idea that environmental severity may be an important factor in shaping certain aspects of cognition.” Selection due to geographic novelty Jensen, 1998. General intelligence as a domain-specific adaptation In a recent book, IQ and the Wealth of Nations, Lynn and Vanhanen (2002) compile a comprehensive list of “national IQs” (the mean IQ of populations) of 185 nations in the world.