Does it have to? Humans are really bad at being rational actors. The fact that some groups are less represented is a source of bias on its own. They can still b

Does it have to? Humans are really bad at being rational actors. The fact that some groups are less represented is a source of bias on its own. They can still be sorted out if they don't meet hiring standards in the second step, where unconscious bias is a lot less likely to affect a person that can demonstrate their skills.