About the Editors. Acknowledgments. Small Groups: An Overview. Part 1. Group Composition. Introduction. Reading 1. The Contribution of Influence and Selection to Adolescent Peer Group Homogeneity: The Case of Adolescent Cigarette Smoking. Ennett & Bauman. Reading 2. Some Effects of Proportions on Group Life: Skewed Sex Ratios and Responses to Token Women. Kanter . Reading 3Effects of Crew Composition on Crew Performance: Does the Whole Equal the Sum of Its Parts? Tziner & Eden. Part 2. Group Structure. Introduction. Reading 4. Status, Expectations, and Behavior: A Meta-Analytic Review and Test of the Theory. Driskell & Mullen. Reading 5. Asymmetries in Attachments to Groups and to Their Members: Distinguishing Between Common-Identity and Common-Bond Groups. Prentice, Miller, & Lightdale. Reading 6. The "Friendly" Poker Game: A Study of an Ephemeral Role. Zurcher. Part 3. Conflict in Groups. Introduction. Reading 7. Effects of Group Identity on Resource Use in a Simulated Commons Dilemma. Kramer & Brewer. Reading 8. Status, Ideology, and Integrative Complexity on the U.S. Supreme Court: Rethinking the Politics of Political Decision Making. Gruenfeld. Reading 9. Being Better by Being Right: Subjective Group Dynamics and Derogation of In-Group Deviants When Generic Norms Are Undermined. Marques, Abrams, & Serodio. Reading 10. Does Power Corrupt? Kipnis. Part 4. Group Performance. General Introduction. A. Decision Making. Introduction. Reading 11. Collective Induction. Laughlin & Shippy. Reading 12. Social Transition Schemes: Charting the Group's Road to Agreement. Kerr. Reading 13. Pooling of Unshared Information in Group Decision Making: Biased Information Sampling During Discussion. Stasser & Titus. Reading 14. Threat, Cohesion, and Group Effectiveness: Testing a Social Identity Maintenance Perspective on Groupthink. Turner, Pratkanis, Probasco, & Leve. Reading 15. The Effects of Repeated Expressions on Attitude Polarization during Group Discussions. Brauer, Judd, & Gliner. B. Productivity. Introduction. Reading 16. Many Hands Make Light the Work: The Causes and Consequences of Social Loafing. Latané, Williams, & Harkins. Reading 17. Impact of Group Goals, Task Component Complexity, Effort, and Planning on Group Performance. Weingart. Reading 18. Transactive Memory: Learning Who Knows What in Work Groups and Organizations. Moreland. C. Leadership. Introduction. Reading 19. Self-Monitoring and Trait-Based Variance in Leadership: An Investigation of Leader Flexibility across Multiple Group Situations. Zaccaro, Foti, & Kenny. Reading 20. The Contingency Model: A Theory of Leadership Effectiveness. Fiedler. Reading 21. Self-Categorization and Leadership: Effects of Group Prototypicality and Leader Stereotypicality. Hains, Hogg, & Duck.. Reading 22. The Romance of Leadership. Meindl, Ehrlich, & Dukerich. Part 5. Group Ecology. Introduction. Reading 23. Coming Out in the Age of the Internet: Identity "Demarginalization" Through Virtual Group Participation. McKenna & Bargh. Reading 24. Stability, Bistability, and Instability in Small Group Influence Patterns. Arrow. Reading 25. Socialization in Organizations and Work Groups. Moreland & Levine. Reading 26. Beyond Task and Maintenance: Defining External Functions in Groups. Ancona & Caldwell