Even if you produce amazing results at your job or in other areas of your life, others may still not see you as being competent if you lack the confidence to back it up.
If you are good at your job, exuding confidence will ensure others also recognize your competence in your area of expertise.
And research backs this up.In a study from the early 1980s, psychologists Barry Schlenker and Mark Leary asked 48 real test subjects to rate the competence (among other things) of 60 fictional people who would either be taking part in a tennis tournament or a final examination for a class.
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