From: Emlyn O'regan (oregan.emlyn@healthsolve.com.au)
Date: Wed Oct 02 2002 - 22:16:42 MDT
> The argument for the dysgenic effect of high-IQ emigration on
> the remaining
> population is however independent of the above - if you kill
> the smartest
> 25% of the population (or remove them from the group by
> emigration), the
> frequency of high-IQ alleles will be lower. In the example
> above, try to see
> the frequency of F2 (second-generation filial) and subsequent
> generation
> phenotypes from the matings between the first three genotypes
> (the fourth
> moved to Palo Alto). A phenotype will depend on the total number of
> homozygous capitals - you will get some phenotypes smarter
> than the paternal
> generation but the overall frequency of high-IQ will be lower
> with each
> generation where you remove the top achiever.
>
> Rafal
A population to test this hypothesis would be younger generation Cambodians.
I wonder if there exists anything remotely like reliable pre-Khmer Rouge
data on IQ? I googled for any studies like this but came up empty.
Emlyn
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