[extropy-chat] Seven cents an hour? (was: Riots in France)
Eliezer S. Yudkowsky
sentience at pobox.com
Fri Nov 18 18:16:06 UTC 2005
John K Clark wrote:
> "Eliezer S. Yudkowsky" <sentience at pobox.com>
>
>> Jef Allbright wrote:
>>
>>> Evolution does not say that today's organisms are necessarily more
>>> efficient than those that went extinct.
>>> I won't launch an (attempted) explanation at this time, since there's
>>> already enough going on.
>
>> I don't have enough time either, but "me too" to this point of
>> evolutionary biology.
>
> Gee Eliezer it's a real pity you don't have time to elaborate further
> because you ideas would revolutionize biology.
Already been done, by George C. Williams in "Adaptation and Natural
Selection", 1966. This book is now regarded as a classic, and the 60s
revolution in evolutionary biology is sometimes called the "Williams
Revolution" for the role the book played in starting it.
If allele A has an advantage over allele B in one environment, it does
not follow that B cannot have an advantage over A given a different
environment, a different ecology, or just a different species gene pool
- other genes are also part of the selective environment.
Your remark about elephants and mastodons did not even refer to alleles,
but to species; and species selection is a discredited concept. Natural
selection is about gene frequencies. Not individuals, not groups, and
not species. For more I refer you to Williams's book, and no, I am not
sending you to a fringe theorist; this is mainstream.
The problem with evolution is that anyone who knows even a little about
evolution tends to regard themselves as an expert, just because they're
comparing themselves to the creationists.
--
Eliezer S. Yudkowsky http://singinst.org/
Research Fellow, Singularity Institute for Artificial Intelligence
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