Usability and Acceptability Studies of Conversational Virtual Human Technology Curry Guinn author Robert Hubal author Geoffrey Frank author Henry Schwetzke author James Zimmer author Sarah Backus author Robin Deterding author Michael Link author Polly Armsby author Rachel Caspar author Laura Flicker author Wendy Visscher author Amanda Meehan author Harvey Zelon author 2004-apr 30 - may 1 text Proceedings of the 5th SIGdial Workshop on Discourse and Dialogue at HLT-NAACL 2004 Association for Computational Linguistics Cambridge, Massachusetts, USA conference publication guinn-etal-2004-usability https://aclanthology.org/W04-2301/ 2004-apr 30 - may 1 1 8