In this episode of Throttle Therapy, Katherine reflects on her recent experience at the Xfinity Series race in Charlotte. She is thrilled to be joined by Janet Guthrie, the first woman to qualify and race in both the Indianapolis 500 and Daytona 500. They discuss Janet's journey from aerospace engineering to racing, building her own engines, and the hurdles of securing sponsorship. Janet opens up about the changing perceptions and acceptance of women in racing, as well as the adventurous spirit that has driven her throughout her career. 

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It’s that time of the month, and Christina Nielsen is back to discuss Katherine’s upcoming race in Charlotte, the process of transitioning through different kinds of racing, and training selfishly. They talk about the importance of getting to know the other driving personalities on the track and confess which drivers they worried about.

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On today’s episode of Throttle Therapy, Katherine is joined by B.J. and Jessica McLeod, the co-owners of Live Fast Motorsports, to talk about how they transitioned from construction and real estate to racing, how B.J. balances being a driver and a team owner, and their mission to support drivers who are new to the Cup series.

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On today’s episode of Throttle Therapy, Katherine explains the role of simulation work while preparing to face a new track, what she learned from the adjustments the team made during the NASCAR Xfinity race at Texas Motor Speedway, and how those lessons will apply to her next race in Charlotte. Katherine is then joined by her mental coach, Gloria Budd, to discuss the tools drivers use to conquer the unconscious mind, release negative thoughts, and stay focused on the track.

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On this episode of Throttle Therapy, Andy Amendola, Founder of Red Racer Books, and Board-Certified Art Therapist and Illustrator, Ashleigh Mower, join the podcast to talk about their collaboration on Katherine’s debut children’s book, Kat’s Magic Helmet. They discuss the stories that inspired the book, and how Katherine assembled her dream team to make it a reality. In Kat’s Magic Helmet, readers meet 9-year-old Kat: shy, unsure, and the only girl at the karting track. But when she receives a shiny helmet and her very own go-kart, something changes. Behind the wheel, Kat discovers courage—and realizes the magic was never in the helmet. It was in her all along. Kat's Magic Helmet is available now from Red Racer Books and Amazon. 

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On this episode of Throttle Therapy, Katherine walks through her experience at the NASCAR Xfinity Series race at Rockingham. She responds to the criticism she’s received and looks ahead to her next race at Talladega.

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On this episode of Throttle Therapy, Patrick O’Keefe, Vice President of Integrated Marketing for e.l.f. Cosmetics, joins Katherine to announce their pivot to NASCAR! Patrick shares why e.l.f. got involved in motorsports, how their partnership with Katherine came to be, and the success of their activation at Indy last year.

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On this episode of Throttle Therapy, Katherine is joined by team owner of Kelly Moss Racing, Victoria Thomas, to talk about racing Porsches, the story behind the “Be Your Own Hero” program, and supporting women in motorsports. Victoria shares how she’s handled the team’s success and introduces their four female drivers for 2025.

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On this episode of Throttle Therapy, Katherine is joined by her former teammate, driver Jack Harvey, to talk about the importance of communicating with your team, perceptions around female drivers, and to give a behind-the-scenes look at the process of negotiating contracts each season.

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It’s that time of the month, and Christina Nielsen is back as she prepares to host her ice driving experience. Christina and Katherine discuss bucket list races, peeing in seats, and their best and worst fan interactions.

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