What I mean when I think intelligence:

the correlation between most intellectual abilities, while positive, is only about 0.2 - 0.4 via Scott Alexander link

National IQs calculated and validated for 108 nations – via Scott Alexander

[Intelligence is a good predictor of performance on different tasks but not as good as fiver personality traits via Spencer Greenberg ](https://www.pawel.world/Intelligence-is-a-good-predictor-of-performance-on-different-tasks-but-not-as-good-as-fiver-personal-1c27d72d064080788d4ae0dbd384e41d)