This book explores and critiques the psychology of social media over the past decade, and analyses treatment of social media within a scientific framework and historical context. In examining the subjective experience of being on social media services by interpreting research from various areas of psychology, this interdisciplinary work addresses psychological, sociological, philosophical, anthropological, and legal implications of social media usage. It predicts future trends and examines how social media as a developing phenomenon will continue to shape our lives, making it an ideal resource for students taking cyberpsychology courses and modules, as well as wider psychology courses.