The most unlikely ingredient to a successful career in Washington

Arthur Brooks ran the American Enterprise Institute for more than a decade. Now, he’s a fulltime happiness scientist. Here’s his guide to making it in Washington without sacrificing your humanity. Ryan Lizza is a Playbook co-author for POLITICO.Arthur Brooks is the Parker Gilbert Montgomery Professor of the Practice of Nonprofit and Public Leadership at the Harvard Kennedy School and the author of "Build the Life You Want: The Art and Science of Getting Happier".Kara Tabor is a producer for POLITICO audio. Alex Keeney is a senior producer for POLITICO audio.