An online user joins multiple social networks in order to enjoy different services. On each joined social network, she creates an identity and constitutes its three major dimensions namely profile, content and connection network. She largely governs her identity formulation on any social network and therefore can manipulate multiple aspects of it. With no global identifier to mark her presence ...

Identity is the individual's psychological relationship to particular social category systems. This chapter summarizes how people create and negotiate their gender, racial, ethnic, sexual, and class identities. Theories, methods, and priorities in each of these content areas differ. However, each systematically excludes particular research participants and thus ignores the complexity of people'...