The intersection of eugenics and IQ testing influenced not only science,but policy as well.

Without taking into account that many of the recruits tested were new immigrants to the United States who lacked formal education or English language exposure,they created an erroneous intelligence hierarchy of ethnic groups.The intersection of eugenics and IQ testing influenced not only science,but policy as well.In 1924, the state of Virginia created policy allowing for the forced sterilization of people with low IQ scores decision the United States Supreme Court upheld.