Here is a great video explaining the Dunning-Kruger Effect and how the perception of ability and actual ability differ. It’s also why employers should be wary of people who think they are an expert at something.
In case you wanted to see the graph again, I’ve included it here:
A quick recap:
- The skills required to be good at something are the same skills needed to estimate our ability
- Everyone overestimates their skills at the beginning
- Experts are unlikely to call themselves experts