On this episode, Kurt and Steve interview Jonah Berger. Jonah is a Marketing Professor at the Wharton School at the University of Pennsylvania and a world-renowned expert on word of mouth, social influence, consumer behavior, and how products, ideas, and behaviors catch on. He has published dozens of articles in top‐tier academic journals, and popular accounts of his work often appear in places like The New York Times, Wall Street Journal, and Harvard Business Review. Berger is the bestselling author of multiple books including Contagious: Why Things Catch On (hundreds of thousands of copies are in print in over 30 languages) and Invisible Influence: The Hidden Forces that Shape Behavior. Berger is a popular speaker at major conferences and events and often consults for companies like Apple, Google, GE, Coca‐Cola, Vanguard, 3M, Kaiser Permanente, Unilever, and The Gates Foundation.