Chris Welty

Christopher A. Welty is an American computer scientist, who works at Google Research in New York. He is best known for his work on ontologies, in the Semantic Web, on IBM's Watson, and on Google's Gemini. While on sabbatical from Vassar College from 1999 to 2000, he collaborated with Nicola Guarino on OntoClean; he was co-chair of the W3C Rule Interchange Format working group from 2005 to 2009.