The most expensive, sure, but the best? Celebrities are often no more qualified to select quality outside of their field—and education is rarely the field of any celebrity in our society—than any random person picked off be street, and they are a lot higher value target for charlatans. Sure, they may have staff who nominally assist them, but even if the staff are skilled and would be useful if they were vigorously loyal, they, in some cases, can be corruptly influenced just like university staff can.