[ExI] The Anti-Flynn

[rex]

rex <rex at nosyntax.net> [2015-05-02 10:35]:
>Rafal Smigrodzki <rafal.smigrodzki at gmail.com> [2015-05-01 20:52]:
>>  ### The cause of the demographic transition is still not entirely known.
>>  The expectation of a dysgenic trend is however not dependent on the cause
>>  of transition but rather on the verifiable negative correlation between IQ
>>  and fitness since about 1850.
>
>The high IQ fraction of the population has historically had a lower birth rate
>than the lower IQ fraction, but it does not logically follow that there will
>be a dysgenic trend. This rather astonishing result is established in the paper
>referenced at the URL.
>
>http://www.nosyntax.net/cfwiki/index.php/Differential_Breeding
>
>Who would have guessed that it's possible for population IQ to
>increase while the low IQ fraction breeds at a higher rate than the
>high IQ fraction?

No one here finds a proof that population IQ may increase in spite
of the dull outbreeding the sharp worthy of comment? This result
seems patently impossible, but it's not.

-rex
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