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Engagement matters. Gallup estimates that active disengagement costs $450 to $550 billion every year - in the United States alone.

Even during the longest bull run in the history of the U.S. stock market, productivity stagnated for six years.

Why? And what can you do about it?

The answers have to do with changes in the way the workforce thinks about work, and the way they think about management.

Companies that get this right can drive gains in profit with their existing team.

Learn four plays you can run today that can impact productivity tomorrow.

The best geek prank collection can be found at GeekPrank.com. Play with the Windows simulator, the fake upgrade screens, the fake disk formatter and other pranks.

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