Dysgenics in color vision? http://emilkirkegaard.dk/en/wp-content/uploads/Showing-their-true-colours-Possible-secular-declines-and-a-Jensen-effect-on-colour-acuity-More-evidence-for-the-weaker-variant-of-Spearmans-Other-Hypothesis.pdf … Try the test http://www.xrite.com/online-color-test-challenge …pic.twitter.com/XVbt3ZahYL
1:49 AM - 14 Nov 2015
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