I.25: Detecting the Moment of Learning Ryan Baker, Adam Goldstein and Neil Heffernan I.224: Do Micro-Level Tutorial Decisions Matter: Applying Reinforcement Learning to Induce Pedagogical Tutorial Tactics Min Chi, Kurt VanLehn and Diane Litman I.35: Comparing Knowledge Tracing and Performance Factor Analysis by Using Multiple Model Fitting Procedures Yue Gong, Joseph Beck and Neil Heffernan I.423: Improving Learning through Intelligent Tutoring and Basic Skills Training Ivon Arroyo, Beverly Park Woolf, James Royer, Ming-hui Tai and Sara English I.55: Characterizing the Effectiveness of Tutorial Dialogue with Hidden Markov Models Kristy Elizabeth Boyer, Robert Phillips, Amy Ingram, Eun Young Ha, Michael Wallis, Mladen Vouk and James Lester II.31: Enhancing the Automatic Generation of Hints with Expert Seeding John Stamper, Tiffany Barnes and Marvin Croy II.41: Learning What Works in ITS from Non-traditional Randomized Controlled Trial Data Zachary Pardos, Matthew Dailey and Neil Heffernan II.166: Integrating Learning and Engagement in Narrative-Centered Learning Environments Jonathan Rowe, Lucy Shores, Bradford Mott and James Lester |