Related: Fake explanation, Guessing the teachers password, Understanding your understanding, many more
The mental model concept gets used so frequently and seems so intuitively obvious that I debated whether to bother writing this. But beyond the basic value that comes from unpacking our intuitions, it turns out that the concept allows a pretty impressive integration and streamlining of a wide range of mental phenomena.
Hm, at risk of getting facial egg, how would you say it compares to my recent hierarchy of understanding, which got to +40, and gives a useful organization of epistemic states long discussed on this site?
Slightly different topic but your hierarchy of understanding is clear, easy to read and well integrated with cultural knowledge. (Also +41 now that I've read it.)