Abstract: Introduction Deborah Tannen and Anna Marie Trester, Georgetown University 1. Discourse in Web 2.0: Familiar, Reconfigured, and Emergent Susan C. Herring, Indiana University-Bloomington 2. Polities and Politics of Ongoing Assessments: Evidence from Video-Gaming and Blogging Herve Varenne, Gillian Gus Andrews, Aaron Chia-Yuan Hung, and Sarah Wessler, Teachers College, Columbia University 3. Participatory Culture and Metalinguistic Discourse: Performing and Negotiating German Dialects on YouTube Jannis Androutsopoulos, University of Hamburg 4. My English Is So Poor...So I Take Photos: Metalinguistic Discourses about English on Flickr Carmen Lee, Chinese University of Hong Kong 5. Their Lives Are So Much Better Than Ours!: The Ritual (Re)construction of Social Identity in Holiday Cards Jenna Mahay, Concordia University Chicago 6. The Medium Is the Metamessage: Conversational Style in New Media Interaction Deborah Tannen, Georgetown University 7. Bringing Mobiles into the Conversation: Applying a Conversation Analytic Approach to the Study of Mobiles in Co-present Interaction Stephen M. DiDomenico, Rutgers University and Jeffrey Boase, Ryerson University 8. Facework on Facebook: Conversations on Social Media Laura West and Anna Marie Trester, Georgetown University 9. Mock Performatives in Online Discussion Boards: Towards a Discourse-Pragmatic Model of Computer-Mediated CommunicationTuija Virtanen, Abo Akademi University 10. Re- and Pre-authoring Experiences in Email Supervision: Creating and Revising Professional Meanings in an Asynchronous Medium Cynthia Gordon and Melissa Luke, Syracuse University 11. Blogs: A Medium for Intellectual Engagement with Course Readings and ParticipantsMarianna Ryshina-Pankova and Jens Kugele, Georgetown University 12. Reading in Print or Onscreen: Better, Worse, or About the Same? Naomi S. Baron, American University 13. Fakebook: Synthetic Media, Pseudo-sociality, and the Rhetorics of Web 2.0 Crispin Thurlow, University of Washington Index