NFL-- How a Veteran Coach Taught Himself to Stop Yelling and Begin Collaborating

This season, a long-time Texas high school football coach is coaching a German squad.

The incident taught him that he needed to alter his coaching method.

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Randy Jackson has taken over as offensive coach of the Potsdam Royals of the German Football League.

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He chastised his players during video conferencing when their performances are not good.

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Jackson coached high school football in Texas for 30 years.

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He anticipated that adult European men would respond well to the same strict approach he had used with American teenagers.

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However, at the Royals' first spring practise last April, Jackson's players couldn't go through a normal round of conditioning drills without running to the sideline to vomit.

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That's when he realised he needed to find another approach to motivate them.

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Athletes from all over the world and at all levels of competition are rebelling against traditional coaching tactics.

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