Dr
Anne Campbell is a Reader in the Psychology Department,
University of Durham.
Dr Campbell is an evolutionary psychologist who
thinks that you can't have a full understanding
of the human mind without looking at how the process
of evolution has shaped it.
Area
of Interest:
The brain is as much an organism of the human
body as any other, and I think it's important that
we should look at the kind of natural and sexual
pressures that lead to the kind of brains we have
now. On the other hand, if it's the case that perhaps
evolution is reaching its end, this may turn out
to be a largely historical enterprise but may not
guide us very far in making predictions about the
future.
On
giving entirely Darwinian explanations of the human
mind:
I was just reminded that of course evolution is
a process, a process of change over time, and it
doesn't have to apply only to genes, there's no
reason why it couldn't apply to a large number of
other things. And of course, one thing could be
human ideas. In fact, culture itself is usually
defined as the social transmission of ideas from
one generation to the next. We can see those ideas
to some extent, as kind of particular forms that
are subject to variation and to subject to selective
retention and transmission. So in that sense you
can apply the idea of evolution beyond merely genetics
and into the kind of ideas that we take around with
us all the time. The kind of inventions that we
have are all subject to evolution.
On
the idea that human evolution has stopped:
I think, in terms of genetic evolution, you can
make a very strong case for that in the West. The
major differences in fecundity and mortality between
individuals have been minimised a very great deal.
But that doesn't mean that evolution in terms of
ideas has not accelerated, and, in fact, it accelerated
massively, even in the last fifty years or so. As
we all know, our sons and daughters understand more
about the workings of PCs than I do. So you have
actually a rather odd situation where transmission
is almost going in the reverse direction, generally
where in which we're sort of hastening to keep up
with children who have acquired massive amounts
of cultural information that wasn't available to
us when we were their age.
On
the missing link between genes and cultural information:
We know obviously that genes build bodies, and we
know that they build brains and the kind of brains
we have are very, very interesting and unusual for
a primate. And one of the main things that we're
able to do that we suspect others aren't is to engage
in representational thought. In other words, we
can use symbols. We can use written symbols, we
can use language - spoken language itself is a symbol
- we can use mathematics which is a particular symbolic
form. Because we're able to do that, it absolutely
explodes massively, the kinds of ideas, the kinds
of inventions we can have, and of course the rate
at which they can be spread around a society from
one mind to another, and I think that's what makes
humans very unique, and which makes this rapid period
of evolution quite frightening in how these ideas
are proliferated.
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