From former U.S. Army captains to tennis pros, it's always interesting to learn what kind of strategies highly productive people use to stay on top of their game. Some of these tips--for instance, wake up earlier--might be harder than others to follow. But there's probably something in here that you haven't tried yet.

Check out the inforgraphic from Visual.y and American Express OPEN Forum for more productivity tips from CEOs and others with incredibly full calendars. 

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