Instead of a measurable, quantifiable thing that exists independently out in the world, we suggest that intelligence is a label, pinned by humanity onto a bag stuffed with a jumble of independent traits that helped our ancestors thrive.

First, intelligence is situational—there is no such thing as general intelligence. Your brain is one piece in a broader system which includes your body, your environment, other humans, and culture as a whole. Second, it is contextual—far from existing in a vacuum, any individual intelligence will always be both defined and limited by its environme

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