"He seemed so GOOD
in the interview."
Past production/performance records tell a great deal. There are people who just naturally perform well and those who have learned to do their work so well they can get a great deal of work done.
Even if a person has never had an official job before, it can be determined what volume of production* they can put forth.
Rather than check out who a person has been on earlier jobs, we dig a little deeper and find exactly what they produced in earlier jobs and activities and in what
Skills are important. What one does with a given skill that is truly wanted by employers really tells the story.
Performance Hiring makes the difference.