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Procter, M., Heller, B. & Lin, O. (2017). Assessing the impact of intelligent interventions by conversational agents: Implications for pedagogical agent design. In J. Dron & S. Mishra (Eds.), Proceedings of E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education (pp. 649-653). Vancouver, British Columbia, Canada: Association for the Advancement of Computing in Education (AACE).