Supposing these tests have any validity, using them for hiring is a terrible idea. People are likely to be very reluctant to hire people who they know they are

Supposing these tests have any validity, using them for hiring is a terrible idea. People are likely to be very reluctant to hire people who they know they are likely to clash with. But in reality that's what you actually need to provide the variety of perspectives (one might call it diversity) necessary for resilient decision making.