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Reason to be cheerful

The Robot’s Rebellion by Keith E. Stanovich, University of Chicago Press, $27.50, ISBN 0226770893 Reviewed by Mike Holderness

WHAT, asked the shop assistant as I was paying for my groceries, is that book about? I was sort of hoping that it would rehabilitate free will, I answered, but at the moment it seems to be a defence of rational choice theory in capitalism. You never know, he reassured me, there might be a surprise ending…

And Keith Stanovich, who holds a research chair in applied cognitive science at the University of Toronto, does provide one in The Robot’s Rebellion. I’d gone for groceries in the middle of his exposition of the theory that economic factors operate according to a certain, rather limited, definition of “rationality”. That “rationality”, Stanovich goes on to argue, is little more than the satiation of wants.

If Homo economicus existed, he argues, they would be “wantons” in the sense that an unsocialised infant has nothing but wants. The species does not exist, because even children have what he calls “second-order desires”: there are things they want to want (and so on). It is in cultivating this higher rationality that he sees our opportunity to transcend the control of blind replicators – that is, both of our genes and of the memes that are, in the words of biologist Richard Dawkins, “viruses of the mind”. Thus we avoid being the robots of the title.

Logical puzzles remain here. How can a brain built by genes and inhabited by a mind infected by memes transcend either? Stanovich points to “institutional rationality” – what you might call society – but it would take at least another book to flesh this out.

His major conclusion is that chasing after a definition of “consciousness” is a red herring. Those who seek to understand how the brain makes mind would do better to focus on rationality, properly defined. That he should conclude on the way that the theory underpinning the so-called “free-market economics” by which so much of our life and work is run is bunkum is interesting. That he barely alludes to the other obvious conclusion – that religion is a major obstacle to the rationality he seeks – is faintly alarming.

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