Leveraging Hidden Dialogue State to Select Tutorial Moves Kristy Boyer author Rob Phillips author Eun Young Ha author Michael Wallis author Mladen Vouk author James Lester author 2010-06 text Proceedings of the NAACL HLT 2010 Fifth Workshop on Innovative Use of NLP for Building Educational Applications Joel Tetreault editor Jill Burstein editor Claudia Leacock editor Association for Computational Linguistics Los Angeles, California conference publication boyer-etal-2010-leveraging https://aclanthology.org/W10-1009/ 2010-06 66 73