Evaluation of recommender technology using multi agent simulation
Presentation skills for PhD students in JTEL Summer School
Pattern-based competence management
Self-modeling and self-reflection of E-learning communities
Istar2014 slideshare
Doctoral seminar (DBIS RWTH Aachen)
A Near-Real Time Application for Twitter Data Analysis
Modeling Communities in Information Systems: Informal Learning Communities in Social Media
On Modeling Learning Communities
