John Breslin received his PhD degree from the National University of Ireland, Galway in 2002. He is currently a researcher and adjunct lecturer at the Digital Enterprise Research Institute at NUI Galway, and is leader of the Social Software research group there. He is founder of the SIOC (Semantically-Interlinked Online Communities) initiative, which provides an open-data format for community description. He co-founded Ireland’s largest message board site, boards.ie Ltd., in 2000. The Irish Internet Association presented him with Net Visionary awards in 2005 (for boards.ie) and 2006 (for adverts.ie). He organised the first workshop on FOAF, social networks and the Semantic Web in 2004, and also set up the WebCamp series of workshops. He is chair of the 5th International Conference on Social Software (BlogTalk 2008).