Artificial Companions as Dialogue Agents Yorick Wilks author 2009-09 text Proceedings of the SIGDIAL 2009 Conference Patrick Healey editor Roberto Pieraccini editor Donna Byron editor Steve Young editor Matthew Purver editor Association for Computational Linguistics London, UK conference publication wilks-2009-artificial https://aclanthology.org/W09-3931/ 2009-09 216