Jeni Tennison is Technical Director of the Open Data Institute. After having originally trained as a psychologist and knowledge engineer and gaining a PhD in collaborative ontology development from the University of Nottingham, she went on to work as an independent consultant and practitioner, specialising in open data publishing and consumption, including XML, JSON and linked data APIs. Before joining the ODI, Jeni was the technical architect and lead developer for legislation.gov.uk. Within the wider UK public sector, she worked on the early linked data work on data.gov.uk helping to engineer new standards for the publication of statistics as linked data. She continues her work within the UK’s public sector as a member of both the UK Government Linked Data Group and the Open Data User Group.