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Jonah Berger is an associate professor of marketing at the Wharton School at the University of Pennsylvania. His research has been published in top-tier academic journals, and popular accounts of his work have appeared in The New York Times, The Wall Street Journal, Science, Harvard Business Review, and more. His research has also been featured in the New York Times Magazine’s “Year in Ideas.” Berger has been recognized with a number of awards for both scholarship and teaching. The author of Contagious and Invisible Influence, he lives in Philadelphia, Pennsylvania.