Principles and recommendations for the delivery of a curriculum that makes use of a wiki / David L. Neumann -- Wiki: an archetypical tool for collaborative learning in the digital age / Michele Notari and Beat Döbeli Honegger -- Wiki-supported knowledge building theory, research and application / Joachim Kimmerle, Ulrike Cress and Johannes Moskaliuk -- The psychological dimension of using wikis: pedagogy, anxiety and usability / Lorenzo Vigentini and Benjamin R. Cowan -- Using wikis to create communities of practice in physical education: three case studies from various sites of practice / Peter Hastie and Ashley Casey -- Wiki pedagogy and design for learning in schools / Norhisham Mohamad Nordin and Jane E. Klobas -- A conceptual architecture for wiki-based learning processes in the area of argumentation / Stefania Bocconi -- Wiki-supported collaborative learning / Marija Cubric -- An approach to evaluating contributions to wiki-based collaborative writing in an informal learning context / Guglielmo Trentin -- A wiki for informal learning among social workers in a local health authority / Marisa Ponti, Stefano Renzi and Jane E. Klobas.