3 checked facts

Knowledge

Everything on this site about knowledge — each one naming the study behind it.

You cannot un-know what you have already learned.
Once you acquire knowledge, you systematically overestimate how easily others can grasp the same concept.…
You understand your own car less than you think.
Participants in a 2002 study overestimated their ability to explain how zippers and toilets work.…
You believe you understand how a simple zipper works.
A 2002 study showed that people consistently overestimate their grasp of complex systems until they are forced to expl…