Publications

You can also find my articles on my Google Scholar profile.

Value Portrait: Assessing Language Models' Values through Psychometrically and Ecologically Valid Items [arXiv]
Jongwook Han*, Dongmin Choi*, Woojung Song*, Eun-Ju Lee, Yohan Jo
[ACL] Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics, 2025, *Equal Contributions

PVP: An Image Dataset for Personalized Visual Persuasion with Persuasiveness Ratings, Persuasion Strategies, and Viewer Characteristics [arXiv]
Junseo Kim, Jongwook Han, Dongmin Choi, Jongwook Yoon, Eun-Ju Lee, Yohan Jo
[ACL] Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics, 2025

Preprints

Established Psychometric vs. Ecologically Valid Questionnaires: Rethinking Psychological Assessments in Large Language Models [arXiv]
Dongmin Choi, Woojung Song, Jongwook Han, Eun-Ju Lee, Yohan Jo
Under Review at TACL

Future Policy Aware Preference Learning for Mathematical Reasoning [arXiv]
Minjae Oh, Yunho Choi, Dongmin Choi, Yohan Jo
Under Review at ICLR 2026