Per the racial bias comment, that does sound somewhat dismissive of the concept. Recognition performance and imposter/genuine dists as a function of country of

Per the racial bias comment, that does sound somewhat dismissive of the concept. Recognition performance and imposter/genuine dists as a function of country of origin are explicitly measured in a few places within NIST's face recognition verification tests after all. Certainly dynamic range can play a role, though my impression from other results makes me think that is an oversimplification.