...Henry Hermans; Marco Kalz; Rob Koper Purpose – The purpose of this paper is to present an e-learning system that integrates the use of concepts of virtual learning environments, personal learning environments, and social network sites. The system is based on a learning model which comprises...

... of this research are enunciated and future research as well. © Emerald Group Publishing Limited 2004 Online operation Help desks Universities Integration With the onset of computer age, ease of use is of vital importance to successful system design. Online help systems can bridge the gap...