Tal Ben-Shahar, PhD, taught the largest course at Harvard, Positive Psychology, and the third-largest, The Psychology of Leadership, attracting 1,400 students per semester—approximately 20 percent of all Harvard undergraduates. For the last fifteen years, he has taught leadership, happiness, and mindfulness to audiences around the world. He is the co-founder of the Happiness Studies Academy and author of six books, including the international bestsellers Happier and Being Happy, which have been translated into more than twenty-five languages.  www.talbenshahar.com

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