Who stole Bill Belichick's cojones in 2012, and are they the same people who stole Mike Smith's cojones? Here are Aggressiveness Index numbers for all head coaches in 2012 plus an added bonus: updated career AI numbers for the top 84 head coaches going back to 1991.
| QB | Brandon Weeden | CLE | 19 |
| QB | Ryan Tannehill | MIA | 14 |
| RB | BenJarvus Green-Ellis | CIN | 12 |
| RB | Mikel Leshoure | DET | 12 |
| RB | Ryan Mathews | SD | 4 |
| WR | Jason Avant | PHI | 7 |
| WR | Kendall Wright | TEN | 7 |
| WR | Josh Morgan | WAS | 1 |
| K | Justin Medlock | CAR | 15 |
| K | Kai Forbath | WAS | 5 |
| Total | 43 | ||