Gavin MacMillan spent years building athletes nobody expected to make it — boxers, hockey players, tennis pros. Then Aryna Sabalenka hired him, and the tennis world started paying attention. In this episode, Gavin breaks down the serve transformation that took Sabalenka from 6 double faults in a si
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![[Tennis Summit 2024] Analyzing Your Stroke Technique with Gavin MacMillan](https://i.ytimg.com/vi/Awvzb56E5-8/hqdefault.jpg)
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