Publications

Spiliotopoulos, T., Sheik, A. T., Gottardello, D., & Dover, R.M. (2023). Onboarding Citizens to Digital Identity Systems. In proceedings of the International Conference on AI and the Digital Economy, CADE 2023, Venice, Italy. [IEEE link]

Zilius, K., Spiliotopoulos, T., & van Moorsel, A. (2023). A Dataset of Coordinated Cryptocurrency-Related Social Media Campaigns. In proceedings of the Seventeenth International AAAI Conference on Web and Social Media, ICWSM 2023, Limassol, Cyprus. [AAAI link] [supplementary material] [dataset]

Olabode, S., Owens, R., Zhang, V. N., Copilah-Ali, J., Kolomeets, M., Wu, H., Malviya, S., Markeviciute, K., Spiliotopoulos, T., Neesham, C., Shi, L., & Chambers, D. (2023). Complex Online Harms and the Smart Home: A Scoping Review. Future Generation Computer Systems, 149, 664-678.

Morgan, P., Collins, E., Spiliotopoulos, T., Greeno, D., & Jones, D. (2022). Reducing Risk to Security and Privacy in the Selection of Trigger-Action Rules: Implicit vs. Explicit Priming for Domestic Smart Devices. International Journal of Human-Computer Studies, 168, 102902.

Elliott, K., Coopamootoo, K., Curran, E., Ezhilchelvan, P., Finnigan, S., Horsfall, D., Ma, Z., Ng, M., Spiliotopoulos, T., Wu, H., & van Moorsel, A. (2022). Know Your Customer: Balancing Innovation and Regulation for Financial Inclusion. Data & Policy, 4, E34.

Spiliotopoulos, T., & Oakley, I. (2021). Altruistic and Selfish Communication on Social Media: The Moderating Effects of Tie Strength and Interpersonal Trust. Behaviour & Information Technology, 40(3), 320-336.

Elliott, K., Price, R., Shaw, P., Spiliotopoulos, T., Ng, M., Coopamootoo, K., & van Moorsel, A. (2021). Towards an Equitable Digital Society: Artificial Intelligence (AI) and Corporate Digital Responsibility (CDR). Springer Society, 58, 179–188.

Spiliotopoulos, T., Horsfall, D., Ng, M., Coopamootoo, K., van Moorsel, A., & Elliott, K. (2021). Identifying and Supporting Financially Vulnerable Consumers in a Privacy-Preserving Manner: A Use Case Using Decentralised Identifiers and Verifiable Credentials. In Designing for New Forms of Vulnerability workshop at CHI 2021, Online (originally Yokohama, Japan).

Ng, M., Coopamootoo, K., Spiliotopoulos, T., Horsfall, D., Aitken, M., Toreini, E., Elliott, K., & van Moorsel, A. (2021). In (Private, Secure & Conversational) FinBots We Trust. In Let's Talk about CUIs: Putting Conversational User Interface Design Into Practice workshop at CHI 2021, Online (originally Yokohama, Japan).

Spiliotopoulos, T., & Oakley, I. (2020). An Exploration of Motives and Behavior across Facebook and Twitter. Journal of Systems and Information Technology, 22(2), 201-222.

Spiliotopoulos, T., & Oakley, I. (2016). Post or Tweet: Lessons from a Study of Facebook and Twitter Usage. In Following user pathways: Using cross platform and mixed methods analysis in social media studies workshop at ACM CHI 2016, San Jose, CA, USA.

Spiliotopoulos, T. (2015). Studying Social Network Sites via Computational Methods. In proceedings of IEEE RCIS 2015, Athens, Greece. [IEEE link] *doctoral consortium paper

Spiliotopoulos, T., & Oakley, I. (2015). An Exploratory Study on the Use of Twitter and Facebook in Tandem. In proceedings of British HCI 2015 Works-in-Progress, Lincoln, UK. [ACM link]. Also poster.

Spiliotopoulos, T., Pereira, D., & Oakley, I. (2014). Predicting Tie Strength with the Facebook API. In proceedings of PCI 2014, Athens, Greece. [ACM link] *best paper award

Spiliotopoulos, T., & Oakley, I. (2013). Understanding Motivations for Facebook Use: Usage Metrics, Network Structure, and Privacy. In proceedings of ACM CHI 2013, Paris, France. See the video preview. [ACM link] *RepliCHI award

Karnik, M., Oakley, I., Venkatanathan, J., Spiliotopoulos, T., & Nisi, V. (2013). Uses & Gratifications of a Facebook Media Sharing Group. In proceedings of ACM CSCW 2013, San Antonio, Texas. [ACM link]

Spiliotopoulos, T., & Oakley, I. (2013). Replicating and Extending a Facebook Uses & Gratifications Study: Five Years Later. In proceedings of RepliCHI 2013 workshop at ACM CHI 2013, Paris, France.

Spiliotopoulos T., Karnik M., Oakley I., Venkatanathan J, & Nisi V. (2013). Towards Understanding Social Media: Two Studies Exploring the Uses and Gratifications of Facebook. In Proceedings of HCI Korea 2013, Gangwon, South Korea.

Spiliotopoulos, T., & Oakley, I. (2013). Urban Twitter Networks and Communities: A Case Study of Microblogging in Athens. In proceedings of Hybrid City Conference 2013, Athens, Greece.

Spiliotopoulos, T., & Oakley, I. (2012). Applications of Social Network Analysis for User Modeling. In International Workshop on User Modeling from Social Media at ACM IUI 2012, Lisbon, Portugal.

Spiliotopoulos, T., & Oakley, I. (2011). An Integrated Approach Towards the Construction of an HCI Methodological Framework. In Proceedings of the 1st European Workshop on HCI Design and Evaluation, Limassol, Cyprus.

Wagner D., Lopez M., Doria A., Pavlyshak I., Kostakos V., Oakley I., & Spiliotopoulos T. (2010). Hide and Seek: Location Sharing Practices with Social Media. In Proceedings of ACM MobileHCI 2010, Lisbon, Portugal. [ACM link] *best short paper nominee

Spiliotopoulos T., Papadopoulou P., & Martakos D. (Guest Eds) (2010). International Journal of Information Technology and Web Engineering: Special Issue on Integrating Usability in the Web Development Process, Vol. 4, No. 4. Hershey, PA: Information Science Reference.

Spiliotopoulos T., Papadopoulou P., Martakos D., & Kouroupetroglou G. (Eds) (2010). Integrating Usability Engineering for Designing the Web Experience: Methodologies and Principles. Hershey, PA: Information Science Reference. ISBN 978-1-60566-896-3 (editorial preface).

Spiliotopoulos T., Papadopoulou P., & Martakos, D. (2008). Spatial-Aware Mobile Systems: Exploring Usability Evaluation Issues. In Proceedings of EUTIC 2008, Lisbon, Portugal.

Vassiliou Ch., Stamoulis D., Spiliotopoulos A., & Martakos D. (2002). Creating Adaptive Web Sites Using Personalization Techniques: A Unified, Integrated Approach and the Role of Evaluation. In Patel N. (Ed.), Adaptive Evolutionary Information Systems. Hershey, PA: Idea Group Publishing.

Theses

Spiliotopoulos, A. (2020). Studying Social Network Sites with the Combination of Traditional Social Science and Computational Approaches. PhD thesis, University of Madeira. [link]

Spiliotopoulos, A. (2007). A Methodological Framework for the Development of Usable Computer Systems. MSc thesis, National and Kapodistrian University of Athens. (in Greek)

Spiliotopoulos, A. (2000). Design and Implementation of a Guitar Composition Editor. BSc thesis, University of Leicester.

Reports and Working Papers

Spiliotopoulos, T., & Dover, R. (2024). Trustworthy Digital Identity: What Evidence Exists about the Nature of the Relationship between Digital and Non-Digital Identities?

Owens, R., Copilah-Ali, J., Kolomeets, M., Malviya, S., Markeviciute, K., Olabode, S., Spiliotopoulos, T., Wu, H., Zhang, V. N., Coopamootoo, K., Durrant, A., Elliott, K., Katsigiannis, S., Neesham, C., Shi, L., & Farrand, B. (2023). Reimagining AI Governance: a Response by AGENCY to the UK Government's White Paper AI Regulation. [link]

Williams, E., Slade, E., Hodges, D., Morgan, P., Jones, D., Macken, B., Collins, E., & Spiliotopoulos, T. (2021). Individual Differences in the Adoption, Secure Use, and Exploitation of Smart Home Technology. Centre for Research and Evidence on Security Threats (CREST) report. [Info] [Full report] [Executive summary].

Spiliotopoulos T. (2010). Votes and Comments in Recommender Systems: The Case of Digg. Working paper, University of Madeira. Also poster.

Spiliotopoulos, A. (2008). A Methodological Framework for the Development of Usable Computer Systems. Selected BSc and MSc Theses, Vol. 5. Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, 2008). (10-page abstract in Greek).