Harvard isn't a person.

According to Citizens United it doesn't matter. Part of that ruling held that both individuals and associations of individuals have a free-speech rights. Or to put it another way, you as a person have a right to free speech, and the right doesn't go away just because you choose to associate with other persons.

So Harvard has a right to free speech, because the individuals who make up "Harvard" have that right.

Because, frustratingly enough, he hasn't actually been convicted yet.

Twenty-one offenses? Come on, Andrew Taint is more offensive than that!