

A look into the 2024 NFL season using TPR
I finally got around to finishing up the full on TPR (True Passer Rating) scores for every QB who made a start in the 2024 season. (the one caveat I would like to point out is that sacks were counted wholesale, PFF gives us QB at fault sack data but not on a per game basis, so the 2024 grades for TPR will be using raw sack data adjusted by the league average of QB at fault sacks. That number is calculated using this database. ) It is also worth noting that these rankings are

IamCogs
Nov 2420 min read


Explaining How I Grade Film
I will sometimes get questions both what my process is when it comes to grading, and how I determine what to grade a specific play (Good, Bad, Poor, Etc.) I'm putting all that info here so public eyes can see and better understand my process. The Grading Process I actually have a Tweet covering this with a video, please see below! How Do I Grade These Plays? Well, a lot goes into that. Basic Guidelines: Try to be as “fairly” unforgiving as possible, when it comes to review it

IamCogs
Jul 176 min read


No Justin Fields Reviews
I think I've said a few times that I was going to post Justin Fields review from the 2023 season. With all that's going on and the new...

IamCogs
Jul 71 min read


Explaining the True Passer Rating: Addressing the Limitations of Legacy Metrics
**This article was edited 8/1/25 due to a parentheses error causing incorrect calculations.** Nine months ago, Secret Base released a video titled " Correcting the NFL’s passer rating lie " which takes a wonderfully deep dive into how limiting the NFL Passer Rating truly is when it comes to accurately representing how well—or how poorly—a quarterback actually played. Its rigid constraints on maximum (158.3) and minimum (0.0) values make it a flawed metric. I loved it. But it

IamCogs
Jun 188 min read


What to Expect out of Ben Johnson and the Chicago Bears Offense in 2025
*Just a quick note: Due to contractual obligations, this article will serve as a teaser to the full article posted on...

IamCogs
Jun 122 min read

