Cognition and perception

Can IQ change?

An individual's IQ score is often portrayed as a fixed and unchangeable measure of intelligence. Michael J.A. Howe argues intervention can produce lasting change, but it also needs to take account of a whole range of social circumstances.

18 February 1998

Can a person’s IQ substantially change? Conflicting answers have been given. A number of prominent authorities on intelligence insist that an individual’s IQ is highly stable and resists efforts to alter it.

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