Introduction

The theme of GUNI FSSH’s 4th international conference is Human Technological Interaction (HTI). It is a field in need of significant innovation and breakthroughs towardradically new future formsofinteraction. Weencourage participation intheHTI thematic area as a forum for scientific research and innovation in the interaction between humans and technology. This thematic area addresses challenging and innovative topics in HTI theory, methodology, and practice, which includes novel theoretical approaches tointeraction,noveluser interface concepts andtechnologies, unknown interaction devices, UI development methods, environments, multimodal user interfaces, emotions in HTI, aesthetic issues, HTI and children, evaluation methodsandtools,andmany others