Book excerpt: The recent popularity of Social Network Sites (SNS) shows that there is a growing interest in articulating, making visible, and managing personal or professional relationships through technology-enabled environments. Networked Sociability and Individualism: Technology for Personal and Professional Relationships provides a multidisciplinary framework for analyzing the new forms of sociability enabled by digital media and networks. This book focuses on a variety of social media and computer-mediated communication environments with the aim of identifying and understanding different types of social behavior and identity expression.