I believe you have correlation and causation mixed
It is unlikely coaching turnover creates success in the field.
More likely success on the field creates demand for the hot commodity coach, and results in the turnover.
Link: https://xkcd.com/552/
It is unlikely coaching turnover creates success in the field.
More likely success on the field creates demand for the hot commodity coach, and results in the turnover.
Link: https://xkcd.com/552/