The statistical evaluation of individual offensive linemen has come a long way in recent years. We’ve gone from looking only at the number of sacks given up by the whole offense to the number of sacks given up by individual linemen and have now finally arrived at individual pressure rates and PFF grades.
Most recently, tracking data has become available to NFL teams and analysts, a development that prompted ESPN’s analytics team to create a metric called pass-block win rate, which is built off that tracking data.
With more nuanced metrics available, our understanding of offensive line play and the pass-blocking prowess of individual linemen has sharpened over time.