From: AAAI Technical Report FS-01-02. Compilation copyright © 2001, AAAI (www.aaai.org). All rights reserved. The Role of Facial Expression in Intra-individual and Inter-individual Emotion Regulation Susanne Kaiser and Thomas Wehrle University of Geneva, Faculty of Psychology and Education 40 Bd. du Pont d'Arve, CH-1205 Geneva, Switzerland
[email protected] [email protected] Abstract Ellsworth (1991) has argued, facial expressions have been This article describes the role and functions of facial discrete emotion theorists’ major ‘evidence’ for holistic expressions in human-human and human-computer emotion programs that could not be broken down into interactions from a psychological point of view. We smaller units. However, even though universal prototypical introduce our theoretical framework, which is based on patterns have been found for the emotions of happiness, componential appraisal theory and describe the sadness, surprise, disgust, anger, and fear, these findings methodological and theoretical challenges to studying the have not enabled researchers to interpret facial expressions role of facial expression in intra-individual and inter- as unambiguous indicators of emotions in spontaneous individual emotion regulation. This is illustrated by some interactions. results of empirical studies. Finally we discuss the potential significance of componential appraisal theory for There are a variety of problems. First, the mechanisms diagnosing and treating affect disturbances and sketch linking facial expressions to emotions are not known. possible implications for emotion synthesis and affective Second, the task of analyzing the ongoing facial behavior user modeling. in dynamically changing emotional episodes is obviously more complex than linking a static emotional expression to a verbal label.