John Gottman, PhD, is world renowned for his work on marital stability and divorce prediction. For over 50 years, John has conducted breakthrough research with thousands of couples. He is the cofounder of The Gottman Institute and Affective Software, Inc., as well as the author of over 200 published academic articles, and he has authored or coauthored more than 50 books, including the New York Times bestsellers The Seven Principles for Making Marriage Work, The Love Prescription, and Fight Right, as well as the national bestseller Eight Dates.