Joseph Benjamin Wiggins Min, W., Park, K., Wiggins, J., Mott, B., Wiebe, E., Boyer, K. E., & Lester, J. (2019). Predicting Dialogue Breakdown in Conversational Pedagogical Agents with Multimodal LSTMs. ARTIFICIAL INTELLIGENCE IN EDUCATION, AIED 2019, PT II, Vol. 11626, pp. 195–200. https://doi.org/10.1007/978-3-030-23207-8_37 Wiggins, J. B., Kulkarni, M., Min, W., Boyer, K. E., Mott, B., Wiebe, E., & Lester, J. (2019). Take the Initiative: Mixed Initiative Dialogue Policies for Pedagogical Agents in Game-Based Learning Environments. ARTIFICIAL INTELLIGENCE IN EDUCATION, AIED 2019, PT II, Vol. 11626, pp. 314–318. https://doi.org/10.1007/978-3-030-23207-8_58 Wiggins, J. B., Grafsgaard, J. F., Boyer, K. E., Wiebe, E. N., & Lester, J. C. (2016). Do You Think You Can? The Influence of Student Self-Efficacy on the Effectiveness of Tutorial Dialogue for Computer Science. International Journal of Artificial Intelligence in Education, 27(1), 130–153. https://doi.org/10.1007/s40593-015-0091-7 Grafsgaard, J. F., Wiggins, J. B., Boyer, K. E., Wiebe, E. N., & Lester, J. C. (2013). Automatically Recognizing Facial Indicators of Frustration: A Learning-Centric Analysis. 2013 HUMAINE ASSOCIATION CONFERENCE ON AFFECTIVE COMPUTING AND INTELLIGENT INTERACTION (ACII), pp. 159–165. https://doi.org/10.1109/acii.2013.33