The potential future benefits of smart materials are astonishing. It promises optimum response to highly complex problems by enhancing the properties of materials, minimizing distortion and increasing precision. The numerous applications of smart materials have revolutionized many areas of dentistry and smart materials surely hold a real good promise for the future.With the availability of these intelligent materials possessing multifunctional capabilities, it will be easy and comfortable to correlate with dental therapy and execute specific function smartly to respond to local environment. This book aims to incorporate a range of materials in dentistry that show evidence of smart behaviour and dental practitioners should be aware of these innovative materials to utilize their optimal properties in day to day practice to provide quality and effective holistic treatment.