1. Graesser, A.C., VanLehn, K., Rose, C., Jordan, P., Harter, D.: Intelligent tutoring systems with conversational dialogue. AI Magazine 22, 39–51 (2001)
2. Louwerse, M.M., Graesser, A.C., Lu, S., Mitchell, H.H.: Social cues in animated conversational agents. Applied Cognitive Psychology 19, 1–12 (2005)
3. Kort, B., Reilly, R., Picard, R.W.: An Affective Model of Interplay Between Emotions and Learning: Reengineering Educational Pedagogy-Building a Learning Companion. In: Proceedings of International Conference on Advanced Learning Technologies (ICALT 2001), Madison, Wisconsin (August 2001)
4. D’Mello, S.K., Craig, S.D., Witherspoon, A., Sullins, J., McDaniel, B., Gholson, B., Graesser, A.C.: The relationship between affective states and dialog patterns during interactions with AutoTutor. In: Proceedings of the World Conference on E-learning in Corporate, Government, Health Care, and Higher Education, Chesapeake, VA (2005)
5. Louwerse, M., Jeuniaux, P., Hoque, M., Wu, J., Lewis, G.: Multimodal Communication in Computer-Mediated Map Task Scenarios. In: The 28th Annual Conference of the Cognitive Science Society, Vancouver, Canada (July 2006)