INTERACTION is an international conference since 1999. It is organized by the AIPO association, whose main objective is to promote and disseminate recent advances in the area of Human-Computer Interaction, both at an academic and business level. The conference aims, among other things, to bring together different research groups and companies from around the world, mainly Spanish-speaking, to establish collaborative links. In particular, it is intended to establish a forum for discussion and exchange of ideas that allows further progress in the use and application of new interaction in such interesting and current fields as health, education and learning, virtual communities and social networks, access to information and knowledge, new computing environments, among others.