Probably elsewhere too, especially where there are no artificial obstacles to limit the ingress of "external" people to a field. IMHO the missing metric is "p

Probably elsewhere too, especially where there are no artificial obstacles to limit the ingress of "external" people to a field. IMHO the missing metric is "potential": the ability of an individual to thrive and get better over time despite possible previous misfortune, change of mind/hearth (or even just plain laziness) that might have made them score badly in the aforementioned metrics.