Principles derived from game theory are applied to family law, an arena often plagued by bitterness and what appears to be irrational behavior. The principles of game theory--the scientific study of how and why people make decisions--lends itself to the practice of family law in our traditional divorce system, one that often leads to rational but self-defeating sometimes destructive decision-making. The authors propose a new approach lawyers and mediators can use to improve success rates, optimize outcomes for both parties, decrease conflict, divide property, determine custody arrangements, and establish constructive coparenting relationships, which benefits the whole family and especially the children. Revolutionize your understanding as a professional of family law. Learn how to utilize the mathematical principles of Game Theory to created enhanced outcomes for your clients, their families, processes between attorneys, and your business. Kenneth H. Waldron, PhD is a Psychologist and mediator with an extensive background in divorce, child custody, and coparenting. Allan R. Koritzinsky, a retired family law attorney, is a consultant in family law and mediation and arbitration.