[ExI] Now we've got 'survival of the weakest'!

samantha sjatkins at mac.com
Tue Sep 7 08:38:09 UTC 2010

 On 8/26/10 10:22 AM, Kevin Freels wrote:
> >>
> >> Is he saying humans are degenerating?
> >Yes, and of course we are since because of e.g. better healthcare, we
> >are under less evolutionary pressures than we used to be. Today,
> >people with much more costly deficits in fitness can have lots of
> >children than was possible during our earlier evolutionary history.

Actually there does seem to be some evidence of a rise in IQ.  As the
world becomes faster moving and more complex that should select more for
higher intelligence. 
> But that doesn't give any type of advantage over those who are born
> with better fitness.
> This is especially true since most "costly deficits" don't rear their
> ugly heads until well after a person has reproduced.
> Meanwhile, other subtle mechanisms are still at work such as sexual
> attraction to those who can help offset certain deficits.
> Still it is troubling to know that as IQ increases, testosterone
> levels drop and fewer babies are made.  
Not troubling at all if baby making becomes either obsolete or easy to
do other ways soon enough.  :)

- s

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