Normally I think of the Flynn effect as most likely being due to increased familiarity with testing and tech, and it's no surprise that it would end. But why an environmental drop now? Guesses: Something fishy about the data, or Nutrition/chemicals?
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Normally I think of the Flynn effect as most likely being due to increased familiarity with testing and tech, and it's no surprise that it would end. But why an environmental drop now? Guesses: Something fishy about the data, or Nutrition/chemicals?