Essentials of Orthodontics is a compendium of significant and pertinent information related to Orthodontics, a subject that seems to have evolved over the past 100 years. This book provides a comprehensive overview of all areas of Orthodontics, from Growth and Development to retention and relapse. The book also acts as a refresher to the reader’s memory on fundamentals necessary for diagnosis and treatment planning. This book has been accepted well as an indispensable book among dental UGs and dentists who need smooth transition into the field of orthodontics. The significant information presented in highly organized framework had successfully suited various educational settings, be it exam preparation or understanding theoretical models or practical implications for clinical practice. This fourth edition is upgraded and offers more succinct content based on the enormous current knowledge available in the theory and research sector of orthodontics. Satisfies amended syllabus norms of Dental Council of India (DCI) and various international universities The single colour format is replaced with vivid colours to convey textbook structure effortlessly. The entire book had been grouped into 11 sections with every chapter containing optimized outline to provide a gist of what to explore Numerous subsections and a thorough index that favors quick access to the readers Illustrations that can be readily associated with the learned concepts for correlation, interpretation and recollection by the students Tables, flowcharts and figures that are revisited, revised and refurbished.