PFF's Brent Rollins takes a closer look at the rise of the '11' personnel in the NFL, while explaining what each personnel group is.

PFF takes a look at the top receivers versus press and off-man coverage, by examining their passer rating when targeted against each coverage tactic.

Senior Analyst Sam Monson takes a closer look at which NFL defenses were the best at stopping each run concept in 2017.

Taking a closer look at how rookie running back Saquon Barkley's prowess in the passing game can immediately boost the Giants offense in 2018.

Senior Analyst Steve Palazzolo breaks down PFF's run concepts that are used by every NFL offense.

As the season looms near, we take a look at offensive linemen who graded in the top 20 in both run-blocking and pass-blocking from a season ago.

Examining the rising third-year linebackers in Joe Schobert and Blake Martinez, who each shined in run defense in 2017.

Senior Analyst Mike Renner breaks down the prototype NFL wide receivers for each alignment on offense.

PFF showcases just how dominant the duo of Trevor Williams and Casey Hayward were when shutting down the opponent's longer-developing passing game in 2017.

PFF data scientists Eric Eager & George Chahrouri further explain their study on the value on a per-play basis of different receiving and coverage positions in the NFL.

Examining the top five cornerbacks from 2017 in each of our major PFF signature statistic categories at the position.

PFF takes a look at the top receivers in fourth quarter and overtime, by examining their passer rating when targeted in the game's waning moments.

PFF data scientists Eric Eager & George Chahrouri explain another offseason Lock of the Week – this time taking on the Houston Texans win/loss total for the 2018 season.

Senior Analyst Gordon McGuinness takes a look at which NFL teams used man or zone coverage schemes the most in 2017

John Kosko breaks down the prototype NFL defender for each different scheme's position in the secondary.

Examining the top five inside linebackers from 2017 in each of our major PFF Signature Statistic categories at the position.

PFF Analyst Mark Chichester highlights 2017's best offensive lines based on PFF's pass-blocking efficiency measurement.

Sam Monson breaks down the prototype NFL defender for each D-line technique.