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Genes for Mental Ability: More Data from Iceland

Jon L. Karlsson


Published: 2007/12/01


A study of Icelandic scholars who achieved high scores in mathematics and science on the written final examination at the local university preparatory school reveals an increased rate of myopia as well as psychosis among them and their relatives. These data and previous similar investigations support the thesis that superior academic performance or mathematical astuteness require the possession of a psychosis gene and at least one myopia gene. The proposed system represents another example of balanced genetic polymorphisms in man.

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