Director of Research, Google Inc. Dr. Norvig is a computer scientist focused on artificial intelligence, natural language processing, and software engineering. From 2002 to 2005, he was Director of Search Quality at Google Inc., responsible for core web search algorithms. He previously was head of the Computational Sciences Division at NASA Ames Research Center and has served as an assistant professor at University of Southern California and a research faculty member at University of California, Berkeley. He is a fellow of the American Association for Artificial Intelligence and the Association for Computing Machinery. His publications include the books Artificial Intelligence: A Modern Approach, Paradigms of AI Programming: Case Studies in Common Lisp, Verbmobil: A Translation System for Face-to-Face Dialog, and Intelligent Help Systems for UNIX. In 2011, Norvig worked with Sebastian Thrun to develop a popular online course in artificial intelligence.