That Triathlon Show

Cycling training methods from the WorldTour with Stephen Barrett, Head Coach of Decathlon AG2R La Mondiale and coach of Felix Gall

Dec 11, 2025
Stephen Barrett, head coach of Decathlon AG2R La Mondiale and mentor to elite riders like Felix Gall, shares insights from the WorldTour. He delves into training philosophies, emphasizing the critical role of VO2max and periodization strategies. Discussing the intricacies of coaching varied athletes, he highlights the importance of adaptability and collaboration. Stephen also explores the benefits of indoor and altitude training, and predicts how emerging talents may soon challenge cycling giants like Tadej Pogacar.
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ANECDOTE

From Lecture Hall To WorldTour Offer

  • Stephen Barrett got his WorldTour break after a chance conference presentation in 2018 that impressed AG2R's head of performance.
  • He left academia and has now spent eight years at the team, learning French and growing into his head coach role.
INSIGHT

Three Core Coaching Values

  • AG2R's coaching values are collaboration, simplicity, and adaptability to match riders' needs.
  • Stephen prioritizes rider-centered coaching and packaging information differently for different athletes.
ADVICE

Profile First, Then Periodize For Events

  • Profile athletes first (training age, volume, strengths) and prepare them for event-specific demands.
  • Use wave periodization: alternate VO2-focused and race-specific blocks, adapting based on response.
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