John has taught electronic engineering, computer science, innovation and entrepreneurship topics over the past 20 years. Associated with three SFI Research Centres, he is a Co-Principal Investigator at Insight (Data Analytics) and Confirm (Smart Manufacturing), a Funded Investigator at VistaMilk (AgTech), and a Principal Investigator on the Horizon 2020 CSA OntoCommons. With a h-index of 48, 9150 citations, and various best paper awards, he has jointly written over 275 peer-reviewed academic publications, including books on The Social Semantic Web and Social Semantic Web Mining. John co-authored the Irish bestsellers Old Ireland in Colour (Wikipedia article) and Old Ireland in Colour 2. He co-created the SIOC framework (Wikipedia article), implemented in hundreds of applications (by Yahoo, Boeing, Vodafone, etc.) on at least 65,000 websites with 35 million data instances.