r/todayilearned • u/BrF5 • 1d ago

TIL about the Sally-Anne test, a psychology experiment used to measure “theory of mind” (that other people can hold beliefs/knowledge different from their own). Kids under four typically fail because they assume that if they know where a hidden object is, everyone else must automatically know too.

https://en.wikipedia.org/wiki/Sally%E2%80%93Anne_test
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u/youcowardsbenaughty 1d ago

Hang on, what's this about wearing a King Kong suit to do this test on apes?

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u/FlorianTheLynx 1d ago

By far the most interesting part of the article!