Is this parametric acceleration?

[lia41985]

So much tilt and jump:
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Driver swing, down-the-line view:
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Short iron, face-on view:
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Backgrounder:
http://www.usatoday.com/sports/golf/pga/2010-05-27-jordan-spieth_N.htm

Spieth is the two-time defending U.S. Junior Amateur champion and has a chance in July to tie Tiger Woods as the only ones to win the event three consecutive times. Spieth leads the American Junior Golf Association's Polo Rankings by nearly 20 points.

 

[mjstrong]

A little G. Ogilvy-ish...no?