Even though he has major upside, this is still a big mistake. You don't leave school early to be picked in the middle to late rounds. Economically, he would be way better off taking another year to work on technique. Plus, it sure is nice to have a college degree that you can use for the 25-35 years that you need to earn a paycheck outside of professional football.
"In response to CBSSports.com's request for Michigan's concussion management protocol, the athletic department sent the NCAA's 11-page document for treating head injuries."