The origin of the Intelligent Virtual Agents conference dates from a successful workshop on Intelligent Virtual Environments held in Brighton, UK at the 13th European Conference on Arti?cial Intelligence (ECAI'98). This workshop was followed by a second one held in Salford in Manchester, UK in 1999.Subsequent events took place in Madrid, Spain in 2001, Isree, Germany in 2003 and Kos, Greece in 2005. Starting in 2006, Intelligent Virtual Agents moved from being a biennial to an annual event and became a full ?edged international conference, hosted in California. This volume contains the...

The origin of the Intelligent Virtual Agents conference dates from a successful workshop on Intelligent Virtual Environments held in Brighton at the 13th European Conference on Artificial Intelligence (ECAI'98). This workshop was followed by a second one held in Salford in Manchester in 1999. Subsequent events took place in Madrid, Spain in 2001 and Irsee, Germany in 2003 and attracted participants from both sides of the Atlantic as well as Asia. th This volume contains the proceedings of the 5 International Working Conference on Intelligent Virtual Agents, IVA 2005, held on Kos Island,...