How do you deal with the Dunning-Kruger effect? http://en.wikipedia.org/wiki/Dunning-Kruger_effect The short version is that people who are good at things generally get that way because they have a strong ability to tell good work from bad. People who are bad at things can't tell the difference, so they a) have a hard time improving, and b) think their low-quality work is pretty swell. Is your culture perhaps unusual…
lower skill -> higher confidence in ability (overestimation) higher skill -> lower confidence in ability (underestimation)