Julie Schwartz Gottman, PhD, is the cofounder of The Gottman Institute and of Affective Software, Inc., and was recently honored with 2021 Lifetime Achievement Awards by the Psychotherapy Networker. She resides on Orcas Island, Washington. John M. Gottman, PhD, is the cofounder of The Gottman Institute and of Affective Software, Inc., and was recently honored with 2021 Lifetime Achievement Awards by the Psychotherapy Networker. He resides on Orcas Island, Washington. Daniel J. Siegel, MD, is the Cofounder of Mind Your Brain, the Founder and Director of Education of the Mindsight Institute, Founding Co-Director of the Mindful Awareness Research Center at UCLA, and an international conference speaker. He is a NYTimes-bestselling author of books like Mind, The Mindful Therapist 2nd Edition, The Mindful Brain, Aware, and The Developing Mind, and Founding Editor of the Norton Series on Interpersonal Neurobiology (IPNB), with over 1.4 million books sold. Learn more about the IPNB Series at wwnorton.com/ipnbseries.