Regenerative Endodontics is the newly budding branch of Dentistry which aims at preserving what is left after damage of tooth. Till now it is the most promising concept because of the mainstream idea of conserving the tooth and regenerating the dead pulp with the help of stem stem therapy. In short, it is the reincarnation of tooth in the same mouth. This book thus helps to understand and give a firm base for the topic and its advances.