Why the very concept of 'general knowledge' is under attack | Times2 | The Times - 0 views
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why has University Challenge lasted, virtually unchanged, for so long?
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The answer may lie in a famous theory about our brains put forward by the psychologist Raymond Cattell in 1963
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Cattell divided intelligence into two categories: fluid and crystallised. Fluid intelligence refers to basic reasoning and other mental activities that require minimal learning — just an alert and flexible brain.
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