Mixing metaphors: sociological and psychological perspectives on virtual communities / Kevin Y. Wang -- Asynchronous text-based community: proposals for the analysis / Antonella Mascio -- A web-based e-commerce learning community in Brazil / Luiz Antonio Joia -- Virtual communities as contributors for digital objects metadata generation / Joana Sócrates Dantas, Regina Melo Silveira -- Redefining participation in online community: some neglected topics / Gibrán Rivera Gonzalez, Andrew Cox -- Toward an understanding of online community participation through narrative network analysis / Michael R. Weeks -- Toward an infrastructural approach to understanding participation in virtual communities / Ben Li -- Community embodied: validating the subjective performance of an online class / Sergey Rybas -- Virtual communities as subaltern public spheres: a theoretical development and an application to the Chinese internet / Weiyu Zhang -- The psychology of trolling and lurking: the role of defriending and gamification for increasing participation in online communities using seductive narratives / Jonathan Bishop -- The importance of focal awareness to learning in virtual communities / Peter D. Gibbings, Lyn M. Brodie -- A systemic approach to online sharing motivations: a cross-disciplinary synthesis of rhetorical analysis and gift research / Jörgen Skågeby -- Scenario-planning for learning in communities: a virtual participation model to support holistic student development / Kam Hou Vat -- Continued participating knowledge sharing in online social network communities: service features, social capital facilitators, and impact on motivations / Stella W. Tian -- The continued use of a virtual community: an information adoption perspective / Xiao-Ling Jin ... [et al.] -- Mining student participatory behavior in virtual learning communities / Constanta-Nicoleta Bodea ... [et al.] -- Social net/work(ing) on Facebook: an analysis of audiences, producers, and immaterial laborers / Robert N. Spicer -- Culture, disorder, and death in an online world / Jonathan Marshall -- Virtual communities of practice in immersive virtual worlds: an empirical study on participants' involvement, motives, and behaviour / Grzegorz Majewski, Abel Usoro.