"The Dunning–Kruger effect is a cognitive bias in which ... the highly skilled underrate their own abilities, suffering from illusory inferiority."
http://en.wikipedia.org/wiki/Dunning%E2%80%93Kruger_effect
"The Dunning–Kruger effect is a cognitive bias in which ... the highly skilled underrate their own abilities, suffering from illusory inferiority."
http://en.wikipedia.org/wiki/Dunning%E2%80%93Kruger_effect