This handbook provides an authoritative, up-to-date overview of the social psychology of group processes. The topics covered include group decisions, juries, group remembering, roles, status, leadership, social identity and group membership, socialization, group performance, negotiation and bargaining, emotion and mood, computer-mediated communication, organizations and mental health. 26 specially commissioned chapters offer unparalleled coverage of the whole field of group processes A carefully chosen team of authors from around the world ensures a truly international perspective Fully referenced chapters include bibliographies for easy access to further study. This handbook is essential reading for upper-level students looking for succinct overviews and for researchers seeking an authoritative definition of the field which also indicates likely future trends.