Jonathan Gratch

Research Professor of Computer Science and Psychology
Email Office ICT 4000 Office Phone 310-448-0306


Jonathan Gratch is a Research Full Professor of Computer Science, Psychology and Media Arts and Practice at the University of Southern California and Director for Virtual Human Research at USC’s Institute for Creative Technologies. He completed his Ph.D. in Computer Science at the University of Illinois in Urban-Champaign in 1995.  Dr. Gratch’s research focuses on computational models of human cognitive and social processes, especially emotion, and explores these models’ role advancing psychological theory and in shaping human-machine interaction. He is the founding Editor-in-Chief of IEEE’s Transactions on Affective Computing, Associate Editor of Affective Science, Emotion Review and the Journal of Autonomous Agents and Multiagent Systems, and former President of the Association for the Advancement of Affective Computing. He is an AAAI Fellow and a Cognitive Science Fellow.


  • Ph.D. Computer Science, University of Illinois at Urbana-Champaign, 1995
  • B.A. Computer Science, University of Texas at Austin, 1987
  • Summary Statement of Research Interests

    Emotion, Affective Computing, Cognitive Science

  • Journal Article

    • de Melo, C. M., Marsella, S., Gratch, J. (2019). Human Cooperation When Acting Through Autonomous Machines. 9 pp. 3482-3487.PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA. Vol. 116 (9),
    • Chu, V. C., Lucas, G. M., Lei, S., Mozgai, S., Khooshabeh, P., Gratch, J. (2019). Emotion Regulation in the Prisoner’s Dilemma: Effects of Reappraisal on Behavioral Measures and Cardiovascular Measures of Challenge and Threat. FRONTIERS IN HUMAN NEUROSCIENCE. Vol. 13,
    • Wang, X., Krumhuber, E. G., Gratch, J. (2018). The interpersonal effects of emotions in money versus candy games. pp. 315-327.JOURNAL OF EXPERIMENTAL SOCIAL PSYCHOLOGY. Vol. 79,
    • D’Mello, S., Kappas, A., Gratch, J. (2018). The Affective Computing Approach to Affect Measurement. 2 pp. 174-183.EMOTION REVIEW. Vol. 10 (2),
    • De Melo, C., Marsella, S., Gratch, J. (2016). People Do Not Feel Guilty About Exploiting Machines. 2 ACM TRANSACTIONS ON COMPUTER-HUMAN INTERACTION. Vol. 23 (2),
    • Wang, Y., Lucas, G., Khooshabeh, P., de Melo, C., Gratch, J. (2015). Effects of emotional expressions on persuasion. 4 pp. 236-249.SOCIAL INFLUENCE. Vol. 10 (4),
    • Lucas, G. M., Gratch, J., Cheng, L., Marsella, S. (2015). When the going gets tough: Grit predicts costly perseverance. pp. 15-22.JOURNAL OF RESEARCH IN PERSONALITY. Vol. 59,
    • Lucas, G. M., Gratch, J., King, A., Morency, L. (2014). It’s only a computer: Virtual humans increase willingness to disclose. pp. 94-100.COMPUTERS IN HUMAN BEHAVIOR. Vol. 37,
    • Dehghani, M., Carnevale, P. J., Gratch, J. (2014). Interpersonal effects of expressed anger and sorrow in morally charged negotiation. 2 pp. 104-113.JUDGMENT AND DECISION MAKING. Vol. 9 (2),
    • de Melo, C. M., Carnevale, P. J., Read, S. J., Gratch, J. (2014). Reading People’s Minds From Emotion Expressions in Interdependent Decision Making. 1 pp. 73-88.JOURNAL OF PERSONALITY AND SOCIAL PSYCHOLOGY. Vol. 106 (1),