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Home Environment

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by Jack Groppel, Ph.D.
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Jack Groppel addresses the issue of a player’s home environment […]

Having Fun

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by Jack Groppel, Ph.D.
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A definition of fun as an environmental subcomponent of competition […]

Develop a Game Style

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by Jack Groppel, Ph.D.
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Master Professional Jack Groppel explains how it is important for […]

Medical Component

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by Jack Groppel, Ph.D.
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The medical subcomponent is defined and explained according to Master […]

Build Around Strength

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by Jack Groppel, Ph.D.
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Jack Groppel, a USPTA Master Professional, describes the importance of […]

Describe Movement

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by Jack Groppel, Ph.D.
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In this video interview clip featuring Jack Groppel, the technical […]

How has the Game Changed

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by Jack Groppel, Ph.D.
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Modern tennis has changed the game of tennis significantly compared […]

Discuss Ball Control

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by Jack Groppel, Ph.D.
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In developing a player’s ability to control the ball, a […]

Improve Tracking Skills

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by Jack Groppel, Ph.D.
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Master Professional Jack Groppel discusses in this interview clip how […]