Behavior change

Summary of Brett McKay's interview with Dr. BJ Fogg, author of the new book, "Tiny Habits: The Small Changes That Change Everything." Doing push-ups every time you pee? Why not? There's science behind it. B=MAP??!! Dig in to find out more.

Daniel Kahneman is the author of "Thinking, Fast and Slow."

Greg Walton is an Associate Professor of Psychology at Stanford University.