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Biology and Environment

by Spectors

11 December 1999 01:23 UTC


Richard Hutchinson wrote the following:
 
Not everyone on this list follows lockstep an anti-sociobiological
orthodoxy.  That human behavior is caused partly by biological factors and
partly by sociological factors is the sensible starting point.  It leaves
open all the particulars for empirical research to determine.  To reject
biological causation in toto is to remain willfully ignorant
 
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As someone who has a deep respect and interest in biology (and someone who has seen Richard Hutchinson as one of the contributors who has added important information and insights), I have to remark that the above quote reflects a very serious misunderstanding of the relationship of biology to environment, and in effect, lends too much support to biological determinism.
 
It is the phrase "partly caused by" that is the source of confusion. Obviously, someone with a genetic tendency towards blindness will, if they become blind, behave differently from someone who has good eyesight. But so much of what is called "biological" only has meaning in the context of certain environments. A person who is lactose intolerant could be called "biologically inferior in intelligence" if they experience severe cramps during a test. I knew of a child with a genetic tendency towards ear infections, based on shape of the ear. For the first two years, the child was ill so often that it obviously impeded her ability to "absorb" information, and she tested at being 20% developmentally "backward." But when her health stabilized, she "made up for lost time" and there were no lasting ill effects.  If the first person had never taken cow's milk and if the girl were never exposed to the bacteria, they never would have had their "information absorption" impeded, and in any case, there was no lasting effect.  Bad eyesight can make someone "less intelligent", but eyeglasses can remedy that 100%.  Hell, a tendency towards yeast infections could make someone more susceptible to having problems processing information under some circumstances!  Genes will not necessarily have ANY effect at all, out of the context of particular environments. Even the term "survival of the fittest" doesn't mean "the strongest."  Look at the word: "Fittest".  IT COMES FROM THE WORD "FIT!"  "How well does this biological being function (& especially reproduce), in a particular environment?" is the question, as opposed to: Which biological characteristics are "the best?"
 
The problem with the "partly" argument is that it still sees some kind of significant, immutable biological structure that some people have and some don't, opening up the door to interpretations of significant innate superiorities or inferiorities.  Even assigning percentages allows for the so-called "biology" part of the equation to be somehow immutable.
 
Those who stress biological basis for differences in behavior don't like examples like lactose intolerance, or hypoglycemia, or macular degeneration or other forms of bad eyesight.
 
This is especially true for those who want to discuss it in terms of such vague unscientific concepts as "intelligence" or "violence prone" etc. They want to locate the "problem" in biology, but they don't want to locate it in such mundane things as lactose intolerance or sugar absorption, because those are easily remedied and because rich people may suffer from those things too. So they want to locate somewhere in a "gene" or in some unspecificed part of the "brain" that can't easily be actually identified or remedied. Their studies are based on correlations that are fraught with the kind of spuriousness that we learn to avoid in our first undergraduate methods courses. But locating it in a mysterious part of the biology -- an unspecified "gene" or part of the brain satisfies the ideological need to say that some people are more worthy than others. Some are "gifted" (or "graced?") while some are inferior ("original sin?").  It becomes a kind of theology that is unprovable with just enough scientific rhetoric to allow it to bask in the company of serious science that HAS made spectacular advances in genetics and molecular biology in the past few decades. But just because you're from Chicago doesn't mean you can play ball like Michael Jordan, and just because you use biological rhetoric doesn't entitle you to exploit the deserved reputation of serious biological science.
 
Sociobiology and all forms of biological determinism rise during times of social-economic crisis. It is those ideologies which are "politically correct" in times of developing crisis, class stratification, and fascism.
 
I'm sure there are others that can make the above points more elegantly than I just did, but I did want to address the basic flaw in the whole conceptualization of the partitioning out of "nature" versus "nurture."
 
Alan Spector
 
 
 
 

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