The theory seems obvious: since stereotypes are just beliefs about groups, having more accurate stereotypes would be expected to be related to intelligence, just as having more accurate beliefs on most other topics relates to intelligence. The theoretical expectation of stereotype accuracy and intelligence is stronger because it's a direct test of pattern recognition with obvious fitness implications: if you can't grok the other sex, you can't figure out how to date them successfully; if you mistake a dangerous person for a friendly one, you might end up dead.
The intelligence of stereotypes
The intelligence of stereotypes
The intelligence of stereotypes
The theory seems obvious: since stereotypes are just beliefs about groups, having more accurate stereotypes would be expected to be related to intelligence, just as having more accurate beliefs on most other topics relates to intelligence. The theoretical expectation of stereotype accuracy and intelligence is stronger because it's a direct test of pattern recognition with obvious fitness implications: if you can't grok the other sex, you can't figure out how to date them successfully; if you mistake a dangerous person for a friendly one, you might end up dead.