Positive Regression: A Motorsports Analytics Podcast

In which our heroes conclude their journey, bringing their humble podcast to an end. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes break down the pit strategy gone awry for Hendrick Motorsports in Las Vegas before previewing the upcoming race in Talladega. They also recall the caution-free 2001 Talladega 500 won by Bobby Hamilton. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes detail the yearlong highlights, lowlights and potential fixes for the future on behalf of Kurt Busch, Tyler Reddick, Michael McDowell and Aric Almirola before previewing the upcoming race in Las Vegas. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes answer listener questions — among them, mining for gems among NASCAR's back-markers, whether Christopher Bell was an upgrade over Erik Jones and how to estimate Ricky Bobby's PEER. They also preview this weekend's playoff elimination race in Bristol and remember the short career and life of Rob Moroso. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes offer a refresher on how to evaluate passing ability before sizing up the most efficient passers this season in the NASCAR Cup Series. They also preview this weekend's race in Richmond and discuss how the impact of Joe Gibbs Racing's No. 19 car pre-dates its history. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes preview the NASCAR playoffs by asking just how vulnerable title favorite Kyle Larson actually is. They also forecast the weekend's race in Darlington and recall the inaugural Southern 500. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes break down NASCAR's 2021 regular season finale in Daytona, with discussions on Ryan Blaney's drafting track acumen, the skill of blocking and Austin Dillon's questionable strategy. They also assess Tyler Reddick's place in this year's playoffs. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes determine whether the seasons of Richard Childress Racing, Roush Fenway Racing, 23XI Racing and JTG Daugherty Racing are failures if they do not qualify for NASCAR's playoffs. They also preview the NASCAR regular season finale in Daytona and look back at the fallout from Darrell Waltrip's 1990 injury. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes unpack a winless, albeit productive year from Kevin Harvick and question how late-season improvement could occur. They also preview this weekend's race in Michigan and reflect on the 2006 Carfax 250 which featured a showdown between Carl Edwards and Dale Earnhardt, Jr. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes dedicate an entire segment to top NASCAR prospect Ty Gibbs, evaluating his 2021 season to date and answering listener questions. They also preview the first Cup Series race on the Indianapolis Motor Speedway road course and look back at a 1994 crash between brothers in the inaugural Brickyard 400. Learn more about your ad choices. Visit podcastchoices.com/adchoices

In which our heroes ask whether NASCAR drivers with well-rounded production abilities matter more than drivers with high PEERs on playoff tracks. They also preview the upcoming race at Watkins Glen and reflect on the career of Sterling Marlin. Learn more about your ad choices. Visit podcastchoices.com/adchoices