a. Because a false positive may result in moving someone to a different division, not burning them at the stake. b. Because the costs of a false negative is fo

a. Because a false positive may result in moving someone to a different division, not burning them at the stake. b. Because the costs of a false negative is forcing someone to continue working for/with someone they clearly feel uncomfortable around. (compare to crimes, where it's much easier to protect the victim even without any sanctions against the accused)