![Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile](https://www.researchgate.net/profile/Ioannis-Leftheriotis/publication/262351964/figure/fig2/AS:296758539243526@1447764157705/From-the-top-left-screenshot-to-the-lower-right-one-the-chords-for-the-1-9-8-6-password_Q320.jpg)
Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile
![Sensors | Free Full-Text | Utilizing Interactive Surfaces to Enhance Learning, Collaboration and Engagement: Insights from Learners' Gaze and Speech Sensors | Free Full-Text | Utilizing Interactive Surfaces to Enhance Learning, Collaboration and Engagement: Insights from Learners' Gaze and Speech](https://www.mdpi.com/sensors/sensors-20-01964/article_deploy/html/images/sensors-20-01964-g007.png)
Sensors | Free Full-Text | Utilizing Interactive Surfaces to Enhance Learning, Collaboration and Engagement: Insights from Learners' Gaze and Speech
![Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile](https://www.researchgate.net/profile/Ioannis-Leftheriotis/publication/301444931/figure/fig2/AS:616347369238542@1523960072886/The-chord-interaction-area-is-enabled-in-accordance-to-the-pointer-finger-This_Q320.jpg)
Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile
![Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile](https://www.researchgate.net/profile/Ioannis-Leftheriotis/publication/262252492/figure/fig1/AS:296775450677250@1447768189515/Multiple-users-can_Q320.jpg)
Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile
User Centric Media: Second International Conference, UCMedia 2010, Palma, Mallorca, Spain, September 1-3, 2010, Revised Selected Papers | SpringerLink
![Crowdsourcing user interactions with the video player | Proceedings of the 18th Brazilian symposium on Multimedia and the web Crowdsourcing user interactions with the video player | Proceedings of the 18th Brazilian symposium on Multimedia and the web](https://dl.acm.org/cms/asset/f4d75bb1-455c-47b8-9f83-806d49869e82/2382636.2382642.key.jpg)
Crowdsourcing user interactions with the video player | Proceedings of the 18th Brazilian symposium on Multimedia and the web
![Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile](https://www.researchgate.net/profile/Ioannis-Leftheriotis/publication/262252492/figure/fig2/AS:296775450677251@1447768189536/In-this-graph-the-diameter_Q320.jpg)
Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile
Happy Girls Engaging with Technology: Assessing Emotions and Engagement Related to Programming Activities | SpringerLink
![Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile Ioannis LEFTHERIOTIS | PhD Student | BSc and MSc in Informatics | Ionian University, Corfu | IONIO | Department of Informatics | Research profile](https://i1.rgstatic.net/ii/profile.image/278474930573313-1443405005136_Q512/Ioannis-Leftheriotis.jpg)