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The good news: this suggests that the academy is not entirely responsible for its own political imbalance. We may be doing less "wrong" than our critics often claim. The bad news: if you DO want more cons in the academy, this is a massive and likely intractable obstacle.
You seem to be assuming that place of living is random. However, people move around and it's definitely probable that biases in hiring contribute to hiring out of state personnel which results in the bias.
