Expressive robots in education: varying the degree of social supportive behavior of a robotic tutor

  • Authors:
  • Martin Saerbeck;Tom Schut;Christoph Bartneck;Maddy D. Janse

  • Affiliations:
  • Philips Research, Eindhoven, Netherlands;Philips Research, Eindhoven, Netherlands;Eindhoven University of Technology, Eindhoven, Netherlands;Philips Research, Eindhoven, Netherlands

  • Venue:
  • Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
  • Year:
  • 2010

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Abstract

Teaching is inherently a social interaction between teacher and student. Despite this knowledge, many educational tools, such as vocabulary training programs, still model the interaction in a tutoring scenario as unidirectional knowledge transfer rather than a social dialog. Therefore, ongoing research aims to develop virtual agents as more appropriate media in education. Virtual agents can induce the perception of a life-like social interaction partner that communicates through natural modalities such as speech, gestures and emotional expressions. This effect can be additionally enhanced with a physical robotic embodiment. This paper presents the development of social supportive behaviors for a robotic tutor to be used in a language learning application. The effect of these behaviors on the learning performance of students was evaluated. The results support that employing social supportive behavior increases learning efficiency of students.