Mass communication is an inter-disciplined domain. It can't understand as stand alone subject, because it deals with society and culture at one hand and technology at the other. Thus this book was needed that could give a comprehensive explanation of terms, concepts, theories and principles at one place. In recent times mass media has grown as a widespread industry which is working all over the world. Here in this book it is the sincere effort of the author to put the matter and facts, myths and realities all in a lucid manner. This book is designed keeping in view the average reader and beginners as well. This book will quench the thirst of knowledge in this field and it is the sincere hope of the author. If it proves to be of little value to the readers, all efforts and hardships of the author will amply be awarded. This book is created for the needs of students relating to the area of journalism and mass communication. As social contexts and milieus undergo changes and get increasingly complex, journalism too undergoes transformations, and gets ever more crucial to the running of a society. In such a scenario, it becomes imperative that one considers the import journalism carries, and how the issues and problems in it are central to how we perceive the world.