| 2026 | HCI | Analyzing Emotional Expression in ChatGPT-Generated Responses and Human Answers: A Comprehensive Study Across Diverse Domains. | Somayeh Fatahi, Mehdi Khalaj, Julita Vassileva, Chanchal Roy |
| 2026 | HCI | Modelling Learner States and Patterns for Supporting Context-Aware Adaptive Feedback. | Mehnuma Tabassum Omar, Julita Vassileva |
| 2026 | WWW | AiOfAi: 4th Workshop on Adverse Impacts and Collateral Effects of Artificial Intelligence Technologies. | Esma Ameur, Rim Ben Salem, Dorsaf Sallami, Julita Vassileva, Nora Boulahia-Cuppens |
| 2025 | HCI | Beyond Words: Exploring Emotional Contrasts Between Human and ChatGPT Responses in Medicine and Finance. | Somayeh Fatahi, Mehdi Khalaj, Shahabeddin Abhari, Julita Vassileva, Chanchal Roy |
| 2025 | Persuasive | The Heuristic Evaluation of Manipulative Interfaces. | Frank B. W. Lewis, Julita Vassileva |
| 2024 | HCI | How Hexad Player Types Affect Student Behaviour in Three Versions of a Peer-Quizzing Game. | Nafisul Kiron, Julita Vassileva |
| 2024 | HCI | Constructing Compelling Persuasive Messages: A Pilot Study Among University Students Assessing Three Persuasive Technology Strategies. | Fidelia A. Orji, Francisco J. Gutierrez, Julita Vassileva |
| 2024 | Persuasive | Exploring the Influence of Persuasive Strategies on Student Motivation: Self-determination Theory Perspective. | Fidelia A. Orji, Francisco J. Gutierrez, Julita Vassileva |
| 2023 | HCI | Powergaming by Spamming in a Learning Game. | Nafisul Kiron, Mehnuma Tabassum Omar, Julita Vassileva |
| 2023 | HCI | Data-Driven Approach for Student Engagement Modelling Based on Learning Behaviour. | Fidelia A. Orji, Somayeh Fatahi, Julita Vassileva |
| 2023 | ICALT | A Computational Model Based on Personality, Mood, Emotion, and Motivation for Online Learning Environment. | Somayeh Fatahi, Julita Vassileva |
| 2023 | ITS | iQUIZ!: A Collaborative Online Learning System that Promotes Growth Mindset Using Persuasive Feedback. | Mehnuma Tabassum Omar, Nafisul Kiron, Julita Vassileva |
| 2023 | RecSys | BehavRec: Workshop on Recommendations for Behavior Change. | Amon Rapp, Federica Cena, Christoph Trattner, Rita Orji, Julita Vassileva, Alain Starke |
| 2022 | Persuasive | Investigating the Efficacy of Persuasive Strategies on Promoting Fair Recommendations. | Seyedeh Mina Mousavifar, Julita Vassileva |
| 2021 | EDM | Analysis of Factors Influencing User Contribution and Predicting Involvement of Users on Stack Overflow. | Maliha Mahbub, Najia Manjur, Mahjabin Alam, Julita Vassileva |
| 2021 | HCI | Modelling and Quantifying Learner Motivation for Adaptive Systems: Current Insight and Future Perspectives. | Fidelia A. Orji, Julita Vassileva |
| 2021 | ITS | A Comparative Evaluation of the Effect of Social Comparison, Competition, and Social Learning in Persuasive Technology on Learning. | Fidelia A. Orji, Julita Vassileva |
| 2021 | Persuasive | Towards Better Rating Scale Design: An Experimental Analysis of the Influence of User Preference and Visual Cues on User Response. | Maliha Mahbub, Najia Manjur, Julita Vassileva |
| 2021 | Persuasive | Exploring the Impact of Color on User Ratings: A Personality and Culture-Based Approach. | Najia Manjur, Maliha Mahbub, Julita Vassileva |
| 2021 | Persuasive | Mobile Persuasive Application for Responsible Alcohol Use: Drivers for Use and Impact of Social Influence Strategies. | Abdul-Hammid Olagunju, Marcella Ogenchuk, Julita Vassileva |
| 2020 | IV | Using Machine Learning to Explore the Relation Between Student Engagement and Student Performance. | Fidelia A. Orji, Julita Vassileva |
| 2020 | Persuasive | Evaluating the Susceptibility of E-commerce Shoppers to Persuasive Strategies. A Game-Based Approach. | Ifeoma Adaji, Nafisul Kiron, Julita Vassileva |
| 2020 | Persuasive | Tailoring Behavior Models based on Gender and Users' Exercise-Type Preference: A Social Cognitive Approach. | Kiemute Oyibo, Julita Vassileva |
| 2019 | HCI | Towards Understanding Negative Votes in a Question and Answer Social Network. | Ifeoma Adaji, Kiemute Oyibo, Julita Vassileva |
| 2019 | HCI | Mobile Web Design: The Effect of Education on the Influence of Classical and Expressive Aesthetics on Perceived Credibility. | Kiemute Oyibo, Ifeoma Adaji, Julita Vassileva |
| 2019 | Persuasive | Effect of Shopping Value on the Susceptibility of E-Commerce Shoppers to Persuasive Strategies and the Role of Gender. | Ifeoma Adaji, Kiemute Oyibo, Julita Vassileva |
| 2019 | Persuasive | Exploring the Effectiveness of Socially-Oriented Persuasive Strategies in Education. | Fidelia A. Orji, Jim E. Greer, Julita Vassileva |
| 2018 | AIED | Amplifying Teachers Intelligence in the Design of Gamified Intelligent Tutoring Systems. | Diego Dermeval, Josmrio Albuquerque, Ig Ibert Bittencourt, Julita Vassileva, Wansel Lemos, Alan Pedro da Silva, Ranilson Paiva |
| 2018 | HCI | Personality Based Recipe Recommendation Using Recipe Network Graphs. | Ifeoma Adaji, Czarina Sharmaine, Simone Debrowney, Kiemute Oyibo, Julita Vassileva |
| 2018 | HCI | What Drives the Perceived Credibility of Mobile Websites: Classical or Expressive Aesthetics? | Kiemute Oyibo, Ifeoma Adaji, Rita Orji, Julita Vassileva |
| 2018 | ICBC | Blockchain-Based Research Data Sharing Framework for Incentivizing the Data Owners. | Ajay Kumar Shrestha, Julita Vassileva |
| 2018 | ITS | Tower of Questions: Gamified Testing to Engage Students in Peer Evaluation. | Nafisul Kiron, Julita Vassileva |
| 2018 | ITS | Preface. | Diego Zapata-Rivera, Julita Vassileva |
| 2018 | Persuasive | Consumers' Need for Uniqueness and the Influence of Persuasive Strategies in E-commerce. | Ifeoma Adaji, Kiemute Oyibo, Julita Vassileva |
| 2018 | Persuasive | Understanding Low Review Ratings in Online Communities: A Personality Based Approach. | Ifeoma Adaji, Kiemute Oyibo, Julita Vassileva |
| 2018 | Persuasive | Shopper Types and The Influence of Persuasive Strategies in E-Commerce. | Ifeoma Adaji, Kiemute Oyibo, Julita Vassileva |
| 2018 | Persuasive | Personalized Persuasion for Promoting Students' Engagement and Learning. | Fidelia A. Orji, Julita Vassileva, Jim E. Greer |
| 2018 | Persuasive | The Susceptibility of Africans to Persuasive Strategies: A Case Study of Nigeria. | Kiemute Oyibo, Ifeoma Adaji, Rita Orji, Julita Vassileva |
| 2018 | RecSys | Shopping Value and its Influence on Healthy Shopping Habits in E-Commerce. | Ifeoma Adaji, Kiemute Oyibo, Julita Vassileva |
| 2018 | RecSys | What Drives the Perceived Credibility of Health Apps: Classical or Expressive Aesthetics? | Kiemute Oyibo, Ifeoma Adaji, Julita Vassileva |
| 2017 | HCI | What Drives Perceived Usability in Mobile Web Design: Classical or Expressive Aesthetics? | Kiemute Oyibo, Julita Vassileva |
| 2017 | Persuasive | Perceived Effectiveness, Credibility and Continuance Intention in E-commerce: A Study of Amazon. | Ifeoma Adaji, Julita Vassileva |
| 2017 | Persuasive | Tailoring Persuasive Strategies in E-Commerce. | Ifeoma Adaji, Julita Vassileva |
| 2017 | Persuasive | Investigation of the Influence of Personality Traits on Cialdini's Persuasive Strategies. | Kiemute Oyibo, Rita Orji, Julita Vassileva |
| 2017 | Persuasive | Investigation of the Persuasiveness of Social Influence in Persuasive Technology and the Effect of Age and Gender. | Kiemute Oyibo, Rita Orji, Julita Vassileva |
| 2017 | Persuasive | Investigation of Social Predictors of Competitive Behavior in Persuasive Technology. | Kiemute Oyibo, Julita Vassileva |
| 2016 | CHI | Identifying Opportunities to Support Family Caregiving in Chile. | Francisco J. Gutierrez, Sergio F. Ochoa, Julita Vassileva |
| 2016 | ITS | Peer Review in Mentorship: Perception of the Helpfulness of Review and Reciprocal Ratings. | Oluwabunmi Adewoyin, Roberto Araya, Julita Vassileva |
| 2016 | Persuasive | Persuasive Patterns in Q&A Social Networks. | Ifeoma Adaji, Julita Vassileva |
| 2016 | Persuasive | Evaluating Personalization and Persuasion in E-Commerce. | Ifeoma Adaji, Julita Vassileva |
| 2016 | Persuasive | An Empirical Analysis of the Perception of Mobile Website Interfaces and the Influence of Culture. | Kiemute Oyibo, Yusuf Sahabi Ali, Julita Vassileva |
| 2015 | AIED | AI and Ed: A Happy Open Marriage. | Julita Vassileva, James C. Lester, Judith Masthoff |
| 2015 | HCI | Mediating Asymmetries in Family Communication: Supporting the eInclusion of Older Adults. | Francisco J. Gutierrez, Sergio F. Ochoa, Julita Vassileva |
| 2015 | ICMLA | Predicting Churn of Expert Respondents in Social Networks Using Data Mining Techniques: A Case Study of Stack Overflow. | Ifeoma Adaji, Julita Vassileva |
| 2015 | IUI | Tutorial on Personalization for Behaviour Change. | Judith Masthoff, Julita Vassileva |
| 2015 | Persuasive | Gender, Age, and Responsiveness to Cialdini's Persuasion Strategies. | Rita Orji, Regan L. Mandryk, Julita Vassileva |
| 2015 | SAC | Does gamification work for boys and girls?: An exploratory study with a virtual learning environment. | Lais Z. Pedro, Aparecida M. Z. Lopes, Bruno G. Prates, Julita Vassileva, Seiji Isotani |
| 2014 | ECAI | How much trust is enough to trust? A market-adaptive trust threshold setting for e-marketplaces. | Zeinab Noorian, Mohsen Mohkami, Julita Vassileva |
| 2014 | RecSys | Emphasize, don't filter!: displaying recommendations in Twitter timelines. | Wesley Waldner, Julita Vassileva |
| 2014 | TrustCom | Trust Mechanism for Enforcing Compliance to Secondary Data Use Contracts. | Zeinab Noorian, Johnson Iyilade, Mohsen Mohkami, Julita Vassileva |
| 2014 | SP | P2U: A Privacy Policy Specification Language for Secondary Data Sharing and Usage. | Johnson Iyilade, Julita Vassileva |
| 2013 | AIED | Can Online Peer-Review Systems Support Group Mentorship? | Oluwabunmi Adewoyin, Julita Vassileva |
| 2013 | AIED | Trust-Based Recommendations for Scientific Papers Based on the Researcher's Current Interest. | Shaikhah Alotaibi, Julita Vassileva |
| 2013 | CHI | Tailoring persuasive health games to gamer type. | Rita Orji, Regan L. Mandryk, Julita Vassileva, Kathrin Maria Gerling |
| 2013 | Persuasive | Modeling Gender Differences in Healthy Eating Determinants for Persuasive Intervention Design. | Rita Orji, Julita Vassileva, Regan L. Mandryk |
| 2012 | AIMSA | Ensuring Relevant and Serendipitous Information Flow in Decentralized Online Social Network. | Udeep Tandukar, Julita Vassileva |
| 2012 | IRI | Visualizing reciprocity to motivate participation in an online community. | Julita Vassileva |
| 2012 | Persuasive | Towards a Data-Driven Approach to Intervention Design: A Predictive Path Model of Healthy Eating Determinants. | Rita Orji, Regan L. Mandryk, Julita Vassileva |
| 2010 | AIMSA | Towards Effective Recommendation of Social Data across Social Networking Sites. | Yuan Wang, Jie Zhang, Julita Vassileva |
| 2010 | ICCE | Mechanism Design on Coursework Grading to Create Incentives for Student Learning. | Julita Vassileva, Detersa Deters, Jie Zhang |
| 2010 | ICCE | A Framework of User-Driven Data Analytics in the Cloud for Course Management. | Jie Zhang, William-Chandra Tjhi, Bu-Sung Lee, Gary Kee Khoon Lee, Julita Vassileva, Chee-Kit Looi |
| 2008 | AVI | Exploring blog archives with interactive visualization. | Indratmo, Julita Vassileva, Carl Gutwin |
| 2008 | ICALT | Towards a Group Model for Learning Communities. First Steps with the Comtella D Collaborative Learning Community. | Ricardo Conejo, Amparo Ruiz, Beatriz Barros, Julita Vassileva |
| 2008 | ICWSM | iBlogVis: An Interactive Blog Visualization Tool. | Indratmo, Julita Vassileva |
| 2008 | ITS | Social Learning Environments: New Challenges for AI in Education. | Julita Vassileva |
| 2007 | AIED | From Communities of Interest to Social Learning Communities. | Beatriz Barros, Julita Vassileva |
| 2007 | ICCE | Decentralization, Autonomy, and Participation in Multi-User/Agent Environments. | Julita Vassileva |
| 2007 | ICWSM | A Usability Study of an Access Control System for Group Blogs. | Indratmo, Julita Vassileva |
| 2007 | RecSys | The keepup recommender system. | Andrew Webster, Julita Vassileva |
| 2006 | CHI | No more isolated files: managing files as social artifacts. | Indratmo, Julita Vassileva |
| 2005 | AIED | Adaptive Reward Mechanism for Sustainable Online Learning Community. | Ran Cheng, Julita Vassileva |
| 2004 | ITS | Workshop on Applications of Semantic Web Technologies for E-learning p. | Lora Aroyo, Darina Dicheva, Peter Brusilovsky, Paloma Daz, Vania Dimitrova, Erik Duval, Jim E. Greer, Tsukasa Hirashima, Heinz Ulrich Hoppe, Geert-Jan Houben, Mitsuru Ikeda, Judy Kay, Kinshuk, Erica Melis, Tanja Mitrovic, Ambjrn Naeve, Ossi Nyknen, Gilbert Paquette, Simos Retalis, Demetrios G. Sampson, Katherine M. Sinitsa, Amy Soller, Steffen Staab, Julita Vassileva, Felisa Verdejo, Gerd Wagner |
| 2004 | ITS | Workshop on Designing Computational Models of Collaborative Learning Interaction. | Amy Soller, Patrick Jermann, Martin Muehlenbrock, Alejandra Martnez-Mons, Angeles Constantino Gonzlez, Alain Derycke, Pierre Dillenbourg, Bradley A. Goodman, Katrin Ganer, Elena Gaudioso, Peter Reimann, Marta C. Rosatelli, Ron Stevens, Julita Vassileva |
| 2004 | ITS | Harnessing P2P Power in the Classroom. | Julita Vassileva |
| 2003 | ICALT | Versioning of Learning Objects. | Christopher A. Brooks, John Cooke, Julita Vassileva |
| 2002 | AAAI | An Extended Alternating-Offers Bargaining Protocol for Automated Negotiation in Multi-Agent Systems. | Pinata Winoto, Gordon I. McCalla, Julita Vassileva |
| 2002 | AI | Using Inter-agent Trust Relationships for Efficient Coalition Formation. | Silvia Breban, Julita Vassileva |
| 2002 | AI | Supporting the Needs of Mobile Home Care Workers: A Case Study for Saskatoon District Health System. | Golha Sharifi, Julita Vassileva, Ralph Deters |
| 2002 | CoopIS | Supporting Peer-to-Peer User Communities. | Julita Vassileva |
| 2002 | CoopIS | An Extended Alternating-Offers Bargaining Protocol for Automated Negotiation in Multi-agent Systems. | Pinata Winoto, Gordon I. McCalla, Julita Vassileva |
| 2001 | HCI | Affective pedagogical agents and user persuasion. | Chioma Okonkwo, Julita Vassileva |
| 2001 | HCI | Distributed user modelling for universal information access. | Julita Vassileva |
| 2000 | ITS | Active Learner Modelling. | Gordon I. McCalla, Julita Vassileva, Jim E. Greer, Susan Bull |
| 2000 | ITS | Multi-agent Negotiation to Support an Economy for Online Help and Tutoring. | Chhaya Mudgal, Julita Vassileva |
| 1998 | ITS | The Intelligent Helpdesk: Supporting Peer-Help in a University Course. | Jim E. Greer, Gordon I. McCalla, John Cooke, Jason A. Collins, Vive Kumar, Andrew Bishop, Julita Vassileva |
| 1998 | ITS | Goal-Based Autonomous Social Agents: Supporting Adaptation and Teaching in a Distributed Environment. | Julita Vassileva |