Chris Johnson’s Impact on the Passing Game: Maybe Johnson’s EPA impact on the ground doesn’t warrant a huge new contract, but The Big Lead’s Jason Lisk points out that the erstwhile Titans RB has a big impact in the passing game as well.

Increased RB Injuries in High Leverage Situations Show Why Committees Have Become Popular: At The Big Lead, Jason Lisk studied the relationship between RB injury rates and the closeness of the score in a high-carry game that may have preceded an injury.

Don’t Be Fooled By Age and Previous Year’s Beauty: Apropos of fantasy football, Jason Lisk of The Big Lead examines RB aging patterns to help identify the riskiest runners to avoid.

Most Efficient Running Backs, 2010: Drive-By Football’s Keith Goldner lists the RBs who contributed the most net expected points (total and per-play) in 2010.

Comparing 3 Great RB Seasons: NFL Minds compares the following running-back seasons: Priest Holmes, 2003; Shaun Alexander, 2005; LaDainian Tomlinson, 2006.

The best third-down running backs: Writing for Yahoo’s Shutdown Corner, FO’s Doug Farrar lists the RBs who had the best DVOA on 3rd down.

RB vs. Different Defensive Schemes: John Clayton claimed smaller running backs are struggling with the rise of 3-4 defenses around the league. Is this true? FO’s Aaron Schatz investigates.

Is The ‘Stud Back’ Dying?: From SBNation’s Jon Bois, a statistical study of how the modern NFL uses running backs.

Michael Turner & Age vs Mileage for a Running Back: The Big Lead’s Jason Lisk examines the old age vs. mileage question as it relates to Turner.

Correlation of Offensive Line to RB Success: NFL Minds looks at how Football Outsiders’ O-line metrics relate to RB yards per carry.

Elite Running Backs and Value in the Passing Game: The Big Lead’s Jason Lisk looks at star RBs’ impact on team passing performance.

What Happened to the First Round RB?: Advanced NFL Stats’ Brian Burke wonders why teams are picking RBs less in Round 1.

Big-name RBs over-valued by NFL: Running back prospects are overrated on draft day, writes Todd DeVries of CHFF.