Someone Over-rating his own skills! Sounds Familiar?

Source: en.wikipedia.org/wiki/Dunning%E2%80%93Kruger_effect

Dunning–Kruger effect:

The Dunning–Kruger effect is a cognitive bias in which an unskilled person makes poor decisions and reaches erroneous conclusions, but their incompetence denies them the metacognitive ability to realize their mistakes.

The unskilled therefore suffer from illusory superiority, rating their own ability as above average, much higher than it actually is, while the highly skilled underrate their abilities, suffering from illusory inferiority.

This leads to the situation in which less competent people rate their own ability higher than more competent people.

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