John F. Sowa spent 30 years on R & D projects at IBM and is a cofounder of VivoMind Research LLC. He is a fellow of the AAAI, and he has published several books and many articles on logic, AI, and computational linguistics.
Vassil has more than 15 years in software development in various domains like life sciences, pharmaceutical, health care and telecommunication. In the past 10 years he mostly engaged with the development of complex enterprise knowledge management solutions that features natural language processing, text analytics, reasoning, semantics, ontology design, linked data, conceptual model design, implementation of formal grammars and graph databases. During Vassil's career he was involved in small startups that developed in bigger organization and also in a large global organization.