1. dave mcgee dave mcgee Canada says:

    Most of the research is valid The fact that over population and malnutrition has an effect on brain development for generations needs to be factorized for most of the black dominated country's  involved in any IQ comparisons

    • movegas1 movegas1 United States says:

      Most of African descent that I know are rediculously athletic and frankly superior in shear strength and physical fitness. I have no idea where your meeting your black friends......

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