Ian Horrocks, born in 1966 in the United Kingdom, is a renowned computer scientist specializing in knowledge representation and reasoning. He is a professor at the University of Oxford and a fellow of the Royal Society of Edinburgh. Horrocks is widely recognized for his contributions to the development of the Web Ontology Language (OWL) and advancements in semantic web technologies. His work has significantly influenced the fields of artificial intelligence and data modeling, making him a prominent figure in computer science research.