Analysis of data collected from an e-learning environment shows that rather than performance, social learning correlates with properties of social networks: (i) structure (density, inter-group and intra-network communication) and (ii) position (efficiency), and (iii) relationship (tie strength).
Towards a social networks model for online learning & performance. Available from: http://www.researchgate.net/publication/282318914_Towards_a_social_networks_model_for_online_learning__performance [accessed Oct 25, 2015].