Mark Chichester

A free agent to be, Adrian Clayborn put on a show when presented with a Tyron Smith-less Cowboy's offensive line in Week 10 of the 2017 season.

A looming free agent, Davis churned out the highest graded individual performance for a linebacker during the entire 2017 season.

These 10 rookies went from college straight to breaking records in the pros. PFF's Mark Chichester breaks down these record-breaking rookie performances from the 2017 NFL season.

PFF's Mark's Chichester takes a look at the best performances by second-year players around the NFL.

PFF's Mark Chichester takes a look at 52 interesting PFF statistics heading into Super Bowl LII.

PFF's Mark Chichester breaks down the Todd Gurley's 2017 season, for which he has been named PFF's Comeback Player of the Year.

As the free agency period looms, PFF Analyst Mark Chichester details key stats from the top 15 impending free agents from our first ever PFF Free Agency Guide.

PFF's Mark Chichester gives out his key stats for each team participating in the Championship Round of the NFL playoffs.

PFF's Mark Chichester takes a look at interesting statistics for each of the teams that participated in the Divisional Round of the NFL playoffs.

PFF's Mark Chichester gives out his key stats for each team participating in the Divisional round of the NFL playoffs.

PFF's Mark Chichester gives readers his keen observations from this year's iteration of the wild-card round of the NFL playoffs

PFF's Mark Chichester highlights key facts and statistics about every NFL Wild Card team, heading into the opening round of the playoffs.

PFF's Mark Chichester gives you 32 observations from the last week of the 2017 NFL regular season.

Vikings wide receiver Stefon Diggs has excelled with his team in scoring territory, PFF's Mark Chichester looks at just how good the third-year player is inside the opponent's 20-yard line.

Adams is now under contract until 2021 with the Packers, after having a career-year in 2017.

Harrison joined the Patriots after his second stint with the Steelers this season, and despite his age, has proven to be a productive member to any defense.

Williams was placed on injured reserve just before Week 16 of the NFL season.

PFF's Mark Chichester gives you 32 observations from the previous week of NFL action.

PFF's Mark Chichester gives you 32 observations from the previous week of NFL action.

Brown was having his best season to date before having it cut short.