Positive Regression: A Motorsports Analytics Podcast

In which our heroes conclude their journey, bringing their humble podcast to an end.

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In which our heroes close their third season of Positive Regression with a look back on their preseason predictions and a glance towards a new era of NASCAR where several of this year's truisms will remain intact.

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In which our heroes conduct their final Q&A of the year, hitting on topics like Jimmie Johnson's hypothetical 2021 season, track characteristics, bad drivers in elite equipment, a Riley Herbst doppelgänger and more.

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In which our heroes analyze the outcome of the 2021 NASCAR championship race before detailing the yearlong highlights, lowlights and potential fixes for the future on behalf of Kyle Larson, Chase Elliott, Denny Hamlin and Martin Truex.

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In which our heroes preview the NASCAR championship race, with deep analysis on Kyle Larson, Denny Hamlin, Chase Elliott and Martin Truex and an overview of Phoenix Raceway's track dynamics.

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In which our heroes detail the yearlong highlights, lowlights and potential fixes for the future on behalf of Ryan Blaney, Kyle Busch, Brad Keselowski and Joey Logano before previewing the upcoming Xfinity Series championship race in Phoenix.

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In which our heroes ask whether Hendrick Motorsports has lost its advantage ahead of the final two races, both on 750-hp tracks. They also preview a pivotal playoff elimination race in Martinsville.

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In which our heroes anoint the winners and losers of NASCAR free agency, discussing the likes of Brad Keselowski, Harrison Burton, Matt DiBenedetto, AJ Allmendinger, John Hunter Nemechek and more. They also preview this weekend's race at Kansas Speedway.

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In which our heroes detail the yearlong highlights, lowlights and potential fixes for the future on behalf of Kevin Harvick, William Byron, Alex Bowman and Christopher Bell before previewing the upcoming race in Texas.

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In which our heroes explore the impact of mid-year crew chief changes across the last five seasons, including Austin Dillon's shift to Justin Alexander in 2017, the debut of Cliff Daniels in 2019 and the change on behalf of Matt DiBenedetto earlier this year. They also preview this weekend's race on the Charlotte Roval.

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