Mass communication is a sub-field of communication studies and often associated with media studies. It is the process by which a person or organization forms a message and conveys it to a large, anonymous, heterogeneous audience. Mass communication includes advertising, journalism, public relations, social media, audio media, convergence, film and television, photography, interactive media, and ebooks. A form of media that uses electronic devices for distribution is known as digital media. This media is created, viewed, modified, and distributed using electronic devices. An individual's ability to find, evaluate and compose information through writing and other media on various digital platforms is termed as digital literacy. This book discusses the fundamentals as well as modern approaches to mass communication. Its extensive content provides the readers with a thorough understanding of the subject. This book aims to serve as a resource guide for students and experts alike and contribute to the growth of the discipline.