Taught computer science at UC Berkeley, and then Medical Information Science at UCSF. Co-founder of Lexical Technology, later merged with Onyx to form Apelon, from a UCSF project. Was initial external architect of National Library of Medicine Unified Medical Language System (UMLS) Metathesaurus. Now working at a data scientist, and engaged in data mining software development toward re-inventing statistics assuming unbounded computing resources.