Barbara Hayes-Roth is a computer scientist, a psychologist, and an entrepreneur. In 1996, she founded Extempo Systems, Inc., which makes smart interactive characters that provide life-like assistance in online learning, commerce, and entertainment. In February, 2000, Dr. Hayes-Roth was awarded Patent # 6031549 for "System and Method of Directed Improvisation by Computer Characters." She has several other patents under review. Dr. Hayes-Roth also teaches and directs research on interactive characters in the Computer Science Department at Stanford University. Previously, she directed research on intelligent agents and on human cognition at Stanford University, the Rand Corporation, and Bell Laboratories. She has published over 100 research articles and enjoys speaking at conferences and seminars in the U.S. and abroad. Dr. Hayes-Roth holds a Ph.D. in Cognitive Psychology from the University of Michigan. She is a Fellow of the American Association for Artificial Intelligence.