Ash El Difrawi, Psy.D., our guest today has built a reputation as a thought leader in clinical, social, and consumer psychology. He recently published his book, The Ten Worlds: The New Psychology of Happiness, which he and his co-author spent over two decades researching the answer to this question: what is happiness?

After transitioning to a career in marketing, he has held senior positions at companies including: Google, McKinsey, Wrigley, Gogo, and currently Redbox. He’s been featured in The Economist, Forbes, Bloomberg, Fast Money, WSJ, New York Times, CNBC, Mashable and many others. Dr. ElDifrawi also co-wrote a television pilot called Sessions that was optioned by DreamWorks Television. Dr. EI Difrawi lives in Hinsdale, Illinois, with his wife and two children.

Take the quiz at http://www.thetenworlds.com