Tracking the offensive, defensive and coach of the year races in the Pac-12.

For a more thorough look at offense, re-read our Heisman Watch update.

Offensive player of the year

1. Andrew Luck, QB, Stanford: Luck ranks fifth in the nation in passing efficiency. He's completing 71 percent of his throws with 26 touchdowns and five interceptions.

2. LaMichael James, RB, Oregon: James ranks first in the nation with 151.57 yards rushing per game and averages 7.98 yards per rush. He has nine rushing TDs.

3. Matt Barkley, QB, USC: Barkley leads the Pac-12 with 28 TD passes after throwing six against Colorado. He ranks fourth in the conference in passing efficiency.

4. Chris Polk, RB, Washington: Polk ranks seventh in the nation and second in the conference with 121.8 yards rushing per game. He has nine rushing TDs.

5. Robert Woods, WR, USC: Woods ranks No. 4 in the nation with 124.56 receiving yards per game. He's caught 11 TD passes.

Defensive player of the year

1. Chase Thomas, LB, Stanford: Thomas leads the conference in sacks (6.5) and tackles for loss (12.5). He's also forced four fumbles, which is tied for the conference lead.

2. Vontaze Burfict, LB, Arizona State: Burfict ranks second on the Sun Devils with 51 tackles, with 7.0 tackles for loss and 5.0 sacks. He also has an interception and four passes defended.

Coach of the year

1. David Shaw, Stanford: Shaw remains unbeaten as a head coach. If he's still unbeaten on Dec. 3, he's the Coach of the Year.

2. Chip Kelly, Oregon: How could Kelly not be Coach of the Year if he wins a third consecutive Pac-12 title?