The rapid increase of Internet-based social networking sites has brought attention to the social software phenomenon and significantly influenced the way people interact with each other, acquire information, entertain, and learn.The Handbook of Research on Social Interaction Technologies and Collaboration Software: Concepts and Trends explores the origin, structure, purpose, and function of socially interactive technologies known as social software. An indispensible research collection for IT and sociology academicians as well as field practitioners, this book addresses electronic systems and tools designed to advance social interaction, collaboration, and sharing of information.