Ioannis is a post-doctoral researcher and lecturer working on mobile eye tracking and HCI. His research interest focuses on wayfinding, assistance systems, decision making as well as on spatial cognition. In December 2015, he successfully defended his dissertation work at ETH, with the title "Supporting Wayfinding Through Mobile Gaze-Based Interaction”. Before that, he received his M.Sc. in Computer Science from Saarland University in 2011, conducting his thesis at the German Research Center for Artificial Intelligence (DFKI) in Saarbrücken.