Book excerpt: Social Media has taken the world by storm. Unlike other prevalent media of Mass Communication, it thrives on the user generated content. It is the only podium on which people have unbridled liberty to give vent to their thoughts. People conceive, write and share their thoughts by making use of the Social Media apps of their own choice. Though it has changed the communication patterns of all sections of society through out the globe yet studies reveal that the youth is most affected by the immense potential of Social Media. Young boys and girls are often seen busy in having interaction with their friends, peers, classmates and relatives. They spend most of their quality time on Social Media. It offers ample opportunity for females for learning culinary items, knitting, tailoring, cooking, exercising and learning virtual anything under the sun on You Tube. Succinctly speaking, this media has changed the very definition and modes of communication. This book on Social Media carries expert opinion about various aspects of Social Media. Intellectuals have richly contributed by way of their write ups for this book.