Four 100-Milers in Ten Weeks: Alison Miller's Ultimate Test episode artwork

EPISODE · Sep 7, 2025 · 36 MIN

Four 100-Milers in Ten Weeks: Alison Miller's Ultimate Test

from DFW Running Talk · host Chris Detzel

Join host Chris Detzel for an extraordinary conversation with Alison Miller, a 46-year-old physical therapist and endurance athlete attempting one of ultra running's most grueling challenges: the Grand Slam of Ultrarunning. This rare feat requires completing four iconic 100-mile races—Western States, Vermont 100, Leadville 100, and Wasatch 100—all within a single season, totaling 400 miles in just seven weeks.Alison's athletic journey began as a scholarship soccer player at Texas A&M, transitioned through 19 Ironman competitions (including five Kona World Championships), and evolved into ultra running where she's conquered races like UTMB, Badwater, and numerous 100-milers. But the Grand Slam represents her biggest challenge yet.In this candid interview, Alison shares the highs and lows of her quest. From her worst-ever performance at Western States—where she chased cutoffs for 29.5 hours and barely finished within the 30-hour limit—to her redemptive run at Vermont 100, and the leg-crushing reality of Leadville's elevation and cutoffs. She discusses the mental fortitude required when your body is depleted, the challenge of not training between races, and what it takes to "dig deep" when everything hurts.Beyond the physical feats, Alison opens up about the logistics of crew support, the financial commitment required, the importance of having a supportive spouse, and how she balances this pursuit with her career as a physical therapist. She also shares insights from her extensive Ironman background and what drives someone to continually seek bigger challenges.With Wasatch 100 and Kona still ahead at the time of recording, this episode captures an athlete mid-journey through an almost impossible challenge. Whether you're a trail runner, road runner, or simply fascinated by human endurance, Alison's story demonstrates what's possible when determination meets preparation.Featured Topics: Grand Slam of Ultrarunning, Western States 100, Vermont 100, Leadville 100, Wasatch 100, Ironman World Championship Kona, ultra running strategy, race nutrition, crew support, endurance psychology.

Join host Chris Detzel for an extraordinary conversation with Alison Miller, a 46-year-old physical therapist and endurance athlete attempting one of ultra running's most grueling challenges: the Grand Slam of Ultrarunning. This rare feat requires completing four iconic 100-mile races—Western States, Vermont 100, Leadville 100, and Wasatch 100—all within a single season, totaling 400 miles in just seven weeks.Alison's athletic journey began as a scholarship soccer player at Texas A&M, transitioned through 19 Ironman competitions (including five Kona World Championships), and evolved into ultra running where she's conquered races like UTMB, Badwater, and numerous 100-milers. But the Grand Slam represents her biggest challenge yet.In this candid interview, Alison shares the highs and lows of her quest. From her worst-ever performance at Western States—where she chased cutoffs for 29.5 hours and barely finished within the 30-hour limit—to her redemptive run at Vermont 100, and the leg-crushing reality of Leadville's elevation and cutoffs. She discusses the mental fortitude required when your body is depleted, the challenge of not training between races, and what it takes to "dig deep" when everything hurts.Beyond the physical feats, Alison opens up about the logistics of crew support, the financial commitment required, the importance of having a supportive spouse, and how she balances this pursuit with her career as a physical therapist. She also shares insights from her extensive Ironman background and what drives someone to continually seek bigger challenges.With Wasatch 100 and Kona still ahead at the time of recording, this episode captures an athlete mid-journey through an almost impossible challenge. Whether you're a trail runner, road runner, or simply fascinated by human endurance, Alison's story demonstrates what's possible when determination meets preparation.Featured Topics: Grand Slam of Ultrarunning, Western States 100, Vermont 100, Leadville 100, Wasatch 100, Ironman World Championship Kona, ultra running strategy, race nutrition, crew support, endurance psychology.

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Four 100-Milers in Ten Weeks: Alison Miller's Ultimate Test

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This episode is 36 minutes long.

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This episode was published on September 7, 2025.

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Join host Chris Detzel for an extraordinary conversation with Alison Miller, a 46-year-old physical therapist and endurance athlete attempting one of ultra running's most grueling challenges: the Grand Slam of Ultrarunning. This rare feat requires...

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