Getting to Yes by Roger Fisher and William Ury is a classic book on negotiation and conflict resolution. It presents the principled negotiation approach, which focuses on finding mutually beneficial solutions rather than engaging in win-lose scenarios. The authors emphasize the importance of separating people from the problem and focusing on interests rather than positions. They provide practical techniques for effective negotiation, such as active listening, brainstorming options, and using objective criteria. Getting to Yes is a timeless guide for business professionals seeking to enhance their negotiation skills and build productive relationships.