| 2026 | SIGIR | Justice, Emancipation, Democracy, and Information Access (JEDI): The SIGIR Workshop on Resisting Corporate and Authoritarian Capture of Information Access Platforms. | Bhaskar Mitra, Dana McKay, Michael D. Ekstrand, Sanne Vrijenhoek, Maria Murray |
| 2025 | RecSys | NORMalize 2025: The Third Workshop on Normative Design and Evaluation of Recommender Systems. | Lien Michiels, Sanne Vrijenhoek, Alain D. Starke, Johannes Kruse, Savvina Daniil |
| 2024 | CHIIR | NORMalize: A Tutorial on the Normative Design and Evaluation of Information Access Systems. | Johannes Kruse, Lien Michiels, Alain Starke, Nava Tintarev, Sanne Vrijenhoek |
| 2024 | RecSys | Recommendations for the Recommenders: Reflections on Prioritizing Diversity in the RecSys Challenge. | Lucien Heitz, Sanne Vrijenhoek, Oana Inel |
| 2024 | RecSys | NORMalize 2024: The Second Workshop on Normative Design and Evaluation of Recommender Systems. | Alain Starke, Sanne Vrijenhoek, Lien Michiels, Johannes Kruse, Nava Tintarev |
| 2023 | RecSys | QUARE: 2nd Workshop on Measuring the Quality of Explanations in Recommender Systems. | Oana Inel, Nicolas Mattis, Milda Norkute, Alessandro Piscopo, Timothe Schmude, Sanne Vrijenhoek, Krisztian Balog |
| 2023 | RecSys | NORMalize: The First Workshop on Normative Design and Evaluation of Recommender Systems. | Sanne Vrijenhoek, Lien Michiels, Johannes Kruse, Alain Starke, Nava Tintarev, Jordi Viader Guerrero |
| 2022 | RecSys | RADio - Rank-Aware Divergence Metrics to Measure Normative Diversity in News Recommendations. | Sanne Vrijenhoek, Gabriel Bndict, Mateo Gutierrez Granada, Daan Odijk, Maarten de Rijke |
| 2022 | SIGIR | QUARE: 1st Workshop on Measuring the Quality of Explanations in Recommender Systems. | Alessandro Piscopo, Oana Inel, Sanne Vrijenhoek, Martijn Millecamp, Krisztian Balog |
| 2021 | CHIIR | Recommenders with a Mission: Assessing Diversity in News Recommendations. | Sanne Vrijenhoek, Mesut Kaya, Nadia Metoui, Judith Mller, Daan Odijk, Natali Helberger |