Where you're from, your gender, and your ethnicity strongly predict how you communicate, your work habits, and everything else about your behavior. Like, the "y

Where you're from, your gender, and your ethnicity strongly predict how you communicate, your work habits, and everything else about your behavior. Like, the "yelling insults" culture will tend to select for men over women, assuming typical American gender roles. At some point, the disparate impact of selecting for a behavior may select against a protected class by enough that it becomes illegal. You also have potential to get stuck in a local maximum, where you're hiring the best candidates to work with your existing team, but in doing so excluding a huge chunk of the global candidate pool. I agree that team fit is important, but it comes with a lot of asterisks.