In this Ask the Professor article, Jack Groppel, Ph.D., answers […]
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Recovery research reshapes concept of tr...
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by Jack Groppel, Ph.D.
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In this article, Jack Groppel answers the question, “I continue […]
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Teach the shot, not the jump
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by Jack Groppel, Ph.D.
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Jack Groppel, Ph.D., answers the question, “In pictures concerning the […]
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Changes in game require teachers to evol...
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by Jack Groppel
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Master Professional Jack Groppel answers the question, “I’m confused by […]
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Lighter racquet not necessarily better
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by Jack Groppel, Ph.D.
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Jack Groppel addresses the question, “Many of my club members […]
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Mentors teach more than tennis
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by Jack Groppel, Ph.D.
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Jack Groppel answers the question, “I have observed that the […]
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Let a student's learning style be your g...
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by Jack Groppel, Ph.D.
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Jack Groppel addresses the following inquiry, “Although I have played […]
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Lessen risk of tennis elbow with strong ...
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by Jack Groppel, Ph.D.
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Jack Groppel, Ph.D., answers the question, “I have not seen […]
You will now be taken to the USPTA web site to complete your purchase. If you do not have a "My USPTA" account, you will be asked to create one. This is the same account you will use to login here at TennisResources.com.
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Momentum
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by Jack Groppel
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Master Professional Jack Groppel answers the question, “Can you tell […]
