John Gottman and Nan Silver's book, The Seven Principles for Making Marriage Work. It details Gottman's decades of research on marital stability and divorce prediction, using data from his "Love Lab" studies.

The book's core is the seven principles for building and maintaining strong marriages: communication, conflict resolution, and creating shared meaning.

The book explores these principles through various case studies and questionnaires, offering practical advice and exercises for improving marital relationships. Additionally, it highlights the importance of emotional intelligence and understanding biological factors influencing marital dynamics.