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Dathan Ritzenhein's Championship Blueprint: From Beamish's World Title to Nuguse's World Record and Obiri's Boston—Inside OAC's System for Winning
Dathan Ritzenhein has lived two lives in running: first as one of America's most decorated distance runners, and now as the head coach of the On Athletics Club (OAC).
As a coach, Ritzenhein has been at the center of some of the sport's biggest moments in recent years. Under his leadership, Yared Nuguse set the indoor mile world record on Feb 8, 2025 (3:46.63) before it was lowered five days later by Jakob Ingebrigtsen and stormed down New York's Fifth Avenue to win the storied road mile that fall.
On the roads, he's masterminded Hellen Obiri's back-to-back Boston Marathon victories in 2023…
The skinny
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