Revised November Submitted for publication Aective Computing

Recent neurological studies indicate that the role of emotion in human cognition is essential emotions are not a luxury Instead emotions play a critical role in rational decisionmaking in perception in human interaction and in human intelligence These facts combined with abilities computers are acquiring in expressing and recognizing aect open new areas for research This paper denes key issues in aective computing computing that relates to arises from or deliberately in uences emotions New models are suggested for computer recognition of human emo tion and both theoretical and practical applications are described for learning humancomputer interac tion perceptual information retrieval creative arts and entertainment human health and machine in telligence Signicant potential advances in emotion and cognition theory hinge on the development of af fective computing especially in the form of wearable computers This paper establishes challenges and fu ture directions for this emerging eld Fear Emotion and Science Nothing in life is to be feared It is only to be under stoo