Part I. Coming To Terms With Community: 1. Introduction: designing for virtual communities in the service of learning Sasha Barab, Rob Kling and James Gray

2. Models of community learning and online learning in communities Margaret Riel and Linda Polin

Part II. Designing for Web-supported Community: 3. Designing system dualities: building online community Sasha Barab, James MaKinster and Rebecca Scheckler

4. Characterizing collective behavior online: the social organization of hangouts, clubs, associations, teams and communities Rob Kling and Christina Courtright

5. Online teacher communities: technology snake-oil or powerful catalysts for professional development? Mark Schlager and Judi Fucso

6. Community of practice a metaphor for online design? Thomas Schwen

Part III. Characterizing Community/Member Participation: 7. Autonomy, interaction and knowledge-building as bases for learning at the math forum Ann Renninger

8. An exploration of community in a knowledge forum classroom: an activity system analysis Jim Hewitt

9. Co-evolution of technological design and pedagogy in an online learning community Amy Bruckman

10. From ambitious vision to partially satisfying reality: an evolving socio-technical design supporting community and collaborative learning in teaching education Sharon Derry, Julia Lee, Jong-Baeg Kim and Jennifer Seymour

Part IV. Researching Online Community: 11. Using social network analysis to study online learning communities Emmanuel Koku and Barry Wellman

12. Computer-mediated discourse analysis: an approach to researching online communities Susan Herring

13. Shared 'we' and shared 'they' indicators of group identity in online teacher professional development Kirk Sluder and Sasha Barab

14. Sociocultural analysis of online professional development: a case study of personal, interpersonal, and community aspects James Gray and Deborah Tatar.