[ExI] Armchair Evolutionary Psychology: Larks vs Night Owls

Emlyn emlynoregan at gmail.com
Mon Mar 17 03:52:02 UTC 2008


On 17/03/2008, PJ Manney <pjmanney at gmail.com> wrote:
> On Fri, Mar 14, 2008 at 9:47 PM, Lee Corbin <lcorbin at rawbw.com> wrote:
> > I need to remind everyone (whether they need it or not)(as I say
> > "I need") that developing a genetic explanation always requires
> > a selective advantage, and since we seem to have here an
> > equilibrium, it's that which needs to be explained too.  E.g.,
> > what if there are too many early risers, how does that increase
> > the number of viable offspring of the late risers and vice-versa.
>
> What about simply, the early birds take the early shift and the night
> owls take the late shift?  Between the two, you cover a larger set of
> hours, get more accomplished and have someone on deck either
> protecting the tribe or getting stuff done.  That's how it is in our
> house.  (I'm the night owl, BTW, although that's only in comparison to
> my spouse.)
>
> PJ

That's group selection.

-- 
Emlyn

http://emlynoregan.com



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