#125 Joseph Mestrallet: Data-Driven Race Pacing Strategies
About this episode
Join Coach Scott Johnston for a conversation with Joseph Mestrallet, who works alongside Scott on the team of 2025 UTMB 1st-place finishers Tom Evans and Ruth Croft as a data analyst for running performance metrics. In this discussion, they explore the pacing strategies and analytical tools used for Tom and Ruth, and how Joseph’s experience both as a runner and a mathematician provide a unique skill set to approach the pacing challenges of ultra-distance races. See episode guide for topics covered.
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Episode Guide
00:00:00 Introduction
00:00:49 Joseph’s background
00:03:58 About Enduraw
00:08:57 Emergence of data-driven performance
00:14:34 Applying data analysis
00:22:45 “Digital Twin” data modeling
00:30:19 Ruth Croft’s 2024 UTMB pacing
00:38:03 Using grade-adjusted pace
00:49:34 Tools for amateur and elite runners alike
01:01:42 Data + training builds confidence
01:09:19 Final thoughts