ECSCW 2015: Proceedings of the 14th European Conference on Computer Supported Cooperative Work, 19-23 September 2015, Oslo, Norway - Boulus-R?dje, Nina; Boulus-Rødje, Nina; Aanestad, Margunn; Bjø, Pernille; Bratteteig, Tone; Ellingsen, Gunnar (Springer International Publishing, 2015)