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by a8da6b0c91d 3917 days ago
You measure with an IQ test. They work very well.

The longevity-IQ correlation is robust.
2 comments
ketralnis 3916 days ago
Can you point me to a source for this?
link
ionised 3916 days ago
I thought the problem discovered with IQ tests is that they don't work very well at all?
link