This book began as a question: What is the best way for people to deal with their differences? For example, what is the best advice one could give a husband and wife getting divorced who want to know how to reach a fair and mutually satisfactory agreement without ending up in a bitter fight? Perhaps more difficult, what advice would you give one of them who wanted to do the same thing? Every day, families, neighbors, couples, employees, bosses, businesses, consumers, salesmen, lawyers, and nations face this same dilemma of how to get to yes without going to war. Drawing on our respective backgrounds in international law and anthropology and an extensive collaboration over the years with practitioners, colleagues, and students, we have evolved a practical method for negotiating agreement amicably without giving in...