According to this opinion piece, the NCAA. And the writer isn’t too happy about it. I can’t say that I disagree with him. Texas A&M is making a fortune off of him, as is the NCAA. And yet the rules don’t allow Manziel to make any money off of his success—unless he wants to give up his eligibility.
This rule, that athletes should not be paid for their athleticism, exists for a lot of good reasons. If Manziel broke it, I don’t have any problem with him being penalized. But the NCAA has a tougher time in the public eye when it penalizes him with one hand while pocketing millions of dollars with the other hand.
More on this topic a little later.