The majority of doctors I've interacted with, with a low-single-digit number of notable exceptions, seemed to estimate their own intelligence at about 1 or 2 st

The majority of doctors I've interacted with, with a low-single-digit number of notable exceptions, seemed to estimate their own intelligence at about 1 or 2 stddev higher than it actually was. Combine this with (I imagine) a large number of legitimately stupid and/or hypochondriac patients, and you have a recipe for really shitty diagnostics.