Jud Brewer, MD PhD is a thought leader in the field of habit change and the science of self-mastery. He is the “executive medical director of behavioral health at Sharecare,”, the director of research and innovation at Brown University’s Mindfulness Center, and an associate professor at Brown’s Schools of Public Health and Medicine. He is the author of The Craving Mind: From Cigarettes to Smartphones to Love, Why We Get HookedandHow We Can Break Bad Habits.