How Brains Think - William H. Calvin

evolving intelligence, then and now

KORTE INHOUD

In 'How the brain thinks' a leading neuropsychologist argues that consciousness is the result of evolution.
'Intelligence' is what you need, for example, when you're trying to speak a sentence that you've never spoken before. As Piaget used to say, intelligence is what you use when you don't know what to do, when all the standard answers are inadequate. This involves a great deal of creative trial-and-error inside the brain, mostly in the last second before speaking aloud.
This book tries to fathom how our inner life evolves from one second to the next, as we steer ourselves from one topic to another, forming and rejecting alternatives. The creation of new ideas works much like the immune response or the devolution of a new animal species - except that the brain cqan turn the darwinian crank a lot faster, on the time-scale of thought and action.
Drawing on anthropology, evolutionary biology, linguistics and the neurosciences, Calvin also considers how a more intelligent brain developed using slow biological impr...
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