Sebastian Dennerlein is a research assistant at Knowledge Technologies Institute (http://kti.tugraz.at/) at the Graz University of Technology. He studied psychology at the Karl-Franzens University of Graz and recently started his PhD on the topic: “Understanding and Supporting Intersubjective Meaning Making in Socio-Technical Systems: A Cognitive Psychology Perspective” (http://t.co/KxAEqx0j6a). Therefore, his main research interests are intersubjective meaning making (& inherent sense making processes), the coevolution model, distributed cognition and collaborative knowledge construction in general. Currently he is working in the EU-IP Learning Layers, which is about scaling of technologies for informal learning in SME clusters. Therein he belongs to WP5, which is about building a Social Semantic Network with a meaningful service orchestration to enable situated and contextualized informal learning. Besides, he is member of the Knowledge Management Forum in Graz (http://wm-forum.org/) and co-organizer of the Barcamp Graz (http://barcamp-graz.at/).