Marathon Handbook reflects on the influence of coaches on runners' lives. Runners shared stories of their coaches, emphasizing their unique contributions. From instilling confidence to teaching life lessons, coaches play a pivotal role.

Jim Butler, a former runner for Coach Frank Gagliano, credits Gagliano's positive personality for his success. Gagliano's coaching style combined warmth, wit, and a focus on personal growth. Paula Radcliffe, coached by Alex Stanton, learned goal-setting and long-term thinking. Read more culture coverage.

Bill Rodgers highlights Squires' fun and energetic approach, which made training enjoyable. Squires' passion for running inspired his athletes. Tom McGlynn credits his coach, Jack Daniels, for a scientifically driven training approach. Daniels' reliance on research and data provided confidence to his athletes. Related: Paula Radcliffe Honored with OBE for Contributions to Sport.

This original Runner World brief is based on reporting from Marathon Handbook. Visit the source for its complete reporting, context and any later corrections.