David R. Traum, William R. Swartout, Peter Khooshabeh, Stefan Kopp, Stefan Scherer, Anton Leuski: Intelligent Virtual Agents - 16th International Conference, IVA 2016, Los Angeles, CA, USA, September 20-23, 2016, Proceedings. Lecture Notes in Computer Science 10011, 2016, ISBN 978-3-319-47664-3