Antonio Regalado continues his series of quite accurate & up to date reporting on the future of genomics. Liberal eugenics is upon us. Ban it and other countries will use it for extreme competitive advantages, and your citizens will fly there for treatment https://www.technologyreview.com/s/610339/dna-tests-for-iq-are-coming-but-it-might-not-be-smart-to-take-one/ …
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Posthuma is wrong. The h² of IQ is about 80% for adults, meaning the best genetic prediction is r = .89. This is about the same as a multiple hour, expensive IQ test. It will quickly become cheaper to 'administer' an IQ test from genomics. Better begin thinking about implicationspic.twitter.com/ncj28l3KRg
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One could probably optimize things further with CAT, but in the broad perspective and current practice, DNA will win because it gives you a measure (imperfect too) of every other heritable trait for which a predictor exists.
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Looking up prices for a professional psychologist to administer an IQ test in Denmark, typical price is 3000-4000 DKK, i.e. 500 to 660 USD. Even commercial DtC sellers for microarrays go for 99 USD, likely to drop more.
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