Professor John Clayton's QB rankings

The regular season is over, and ESPN.com senior writer John "The Professor" Clayton has turned in his final quarterback rankings.

In the AFC North, Baltimore Ravens quarterback Joe Flacco in his third season moved ahead of veteran Cincinnati Bengals quarterback Carson Palmer. Pittsburgh Steelers quarterback Ben Roethlisberger remains in the top tier, and rookie quarterback Colt McCoy of the Cleveland Browns showed up for the first time on Clayton's rankings.

Here is the AFC North breakdown:

Also check out Clayton's 2010-11 All-Pro team, as seven players from the AFC North made the cut.