At ACM UMAP 2025, 33rd ACM International Conference on User Modeling, Adaptation and Personalization, held in New York City between 16 and 19 June, the following awards were handed out:

Best Full Paper Award

Synthetic Voices: Evaluating the Fidelity of LLM-Generated Personas in Representing People’s Financial Wellbeing

Arshnoor Kaur, Amanda Aird, Harris Borman, Andrea Nicastro, Anna Leontjeva, Luiz Pizzato, and Dan Jermyn

Best Short Paper Award

Strangers in a new culture see only what they know": Evaluating Effectiveness of GPT-4 Omni for Detecting Cross-Cultural Communication Norm Violations

Tzu-Yu Weng, Hanna Alzughbi, Isaac Rabago, Erin Arévalo Chaves, Erik Vagil, Nancy Fulda, Erin Ash, Mainack Mondal, Bart Knijnenburg, and Xinru Page

Best Student Paper Award

Legal but Unfair: Auditing the Impact of Data Minimization on Fairness and Accuracy Trade-off in Recommender Systems

Salvatore Bufi, Vincenzo Paparella, Vito Walter Anelli, and Tommaso Di Noia

Best LBR Paper Award

Simulating Human Opinions with Large Language Models – Opportunities and Challenges for Personalized Survey Data Modeling

Carolin Kaiser, Jakob Kaiser, Vladimir Manewitsch, Lea Rau, and Rene Schallner

Best Reviewers Award

Gianmaria Biancofiore, Bereket A. YILMA, Lien Michiels, Marta Moscati, Giuseppe Spillo, and Vojtěch Vančura

Test-of-Time Award

Modeling Individualization in a Bayesian Networks Implementation of Knowledge Tracing

Zach Pardos and Neil T. Heffernan (originally published at UMAP 2010)

Special ‘Tilley Hat’ Award

Awarded to Peter Brusilovsky for his continued service and impact in the UMAP community.