In this episode, HBR editor in chief Adi Ignatius speaks to Gladwell about how the author’s ideas have changed, the importance of social science and journalism in today’s world of virality, and the unexpected ways leaders should consider human behavior. ADI IGNATIUS: The whole phenomenon of a Tipping Point, of ideas, of behavioral patterns going viral has probably changed a lot since the book came out. ADI IGNATIUS: You know, what would you want leaders, let’s say, of people, of institutions to take away about the phenomenon, the Tipping Point phenomenon, everything you’ve studied that will make them better at their jobs, help them build better organizations, have better ideas?