500 law professors weighed in on the meaning of Boofing? I find that unlikely.
But seriously, what do you think that letter actually means other than that you can find 500 liberal law professors?
See? You're demanding evidence out of one side of your mouth while already pre-dismissing any evidence you do get as either bias or a politically motivated attack.
You're already decided that anyone who is against Kavanaugh is motivated by greed or ideology because being against Kavanaugh by definition makes them ideological.