Getting to Yes is a classic book on negotiation and conflict resolution by Roger Fisher and William Ury. The authors present the principled negotiation approach, which focuses on separating people from the problem, focusing on interests rather than positions, generating options for mutual gain, and insisting on objective criteria. The book provides practical guidance on how to negotiate effectively and reach win-win agreements. With its timeless principles and practical strategies, Getting to Yes is a must-read for anyone involved in business negotiations or conflict management.