Arthur C. Brooks is a contributing writer at The Atlantic and the host of the How to Build a Happy Life podcast. He is also a professor at the Harvard Kennedy School and the Harvard Business School, where he teaches courses on leadership and happiness. Brooks is the author of 13 books, including the No. 1 New York Times best seller From Strength to Strength: Finding Success, Happiness, and Deep Purpose in the Second Half of Life and Build the Life You Want: The Art and Science of Getting Happier, co-authored with Oprah Winfrey.