Sunday, January 02, 2011

Philosophy of science: a philosopher writes

A philosophy professor responds to an attack on the notion of "philosophy of science". Attacks on philosophy by scientists | Whewell's Ghost


I know, I think, why some people seem to think that all that matters is science. I too think science is pretty damned important. But once you stop knowing about things, and start arguing about things you cannot know by science, you are doing philosophy, and so it is a little, dare I say, hypocritical, to argue, philosophically, that philosophy is crap. Not to mention self-contradictory.
Scientists sometimes think that any attempt to be philosophical about science is otiose. Feynman once remarked, although I can’t find the reference, that philosophy of science is about as useful to science as ornithology is to birds. This might very well be true (although in times when the birds are under threat, ornithology can be of very great benefit indeed), but the value of a study is not the things one can sell from it. It is surely true that philosophers like Popper and Hempel and Carnap tried to constrain and prescribe science, and that project failed. But the philosophy of science is about understanding how science is done when it works. Surely that’s not for nothing.
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Recently, Mark Perakh, a physicist, posted on Panda’s Thumb another attack upon Michael Ruse, the philosopher and historian of science, because Ruse asked this question:
If “God exists” is a religious claim (and it surely is), why then is “God does not exist” not a religious claim? And if Creationism implies God exists and cannot therefore be taught, why then should science which implies God does not exist be taught?
In the context of the US Constitution and legal precedent, this is a sensible question to ask. It doesn’t make much sense outside that sort of context, because in most other educational jurisdictions, what gets taught is decided by educators, not the courts, and, for example, in mine (Australia) religion is regarded as something that should only be taught comparatively or in religious education classes that are voluntary (and even those are hardly widely accepted). So is Ruse leading up to some horrible accommodationist error? No, he merely asks that question. Taking a view he calls “independence” – that science and religious claims are independent of each other – he says
Don’t get me wrong. I don’t want science removed from schools. I want an answer to my question, one which comes up because of the dictates of the Constitution. The independence position does not raise this issue, because it argues that science has no implications either way about religious claims. You cannot argue for the independence position because of that, but it is a point in its favor.
Now I think that science, being a human activity that engages many of the same questions traditionally approached through theology, yes, and philosophy, is not entirely independent of religious questions. I have said many times that if a religion makes contrary-to-fact claims, so much the worse for that religion. So I do not agree with Ruse’s position here. But I cannot think that he is merely being stupid or just the sort of entertainment one might get from watching a demented drunk dance, which is the tenor of Perakh’s comment.

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