The Happiness Guy: 90% of Happiness Is Up to You

In this SUCCESS Talks series, Harvard professor Shawn Achor, author of The Happiness Advantage, explains how happiness can be subjective but ultimately, in our own hands to control. “Only 10% of long term levels of happiness are predicted by our external world, which means 90% of happiness is how we process our world,” Achor says.


Journalist, podcaster and southpaw Shelby Skrhak is the former director of digital content and social media for Before joining SUCCESS magazine, Shelby launched the weekly suburban newspaper Plano Insider, and covered topics ranging from cops and courts to transportation and fashion. Her handwriting should be a font.

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