We are excited to present the fifteenth edition of Operations and Supply Chain Management. the revised 15th edition relates directly to business environment in terms of sustainability, lean supply chain, integration and collaboration with customers and suppliers and improving efficiency. These topics are discussed in the book with up-to date, high level managerial lessons, a library of videos and highly integrated online resources. Local cases and examples, such as Make in India, Tata Swach, UIDAI (Aadhaar) Project, DMRC, Indian Railways, Tata Motors, Maruti-Suzuki, Dabur, Larsen and Toubro, LG India, Asian Paints, etc. have been included so that Indian students can relate better.