Equal accuracy for Andrew and Abubakar - detecting and mitigating bias in name-ethnicity classification algorithms. - Lena Hafner; Theodor Peter Peifer; Franziska Sofia Hafner (AI Soc., 2024)

Mitigating social bias in sentiment classification via ethnicity-aware algorithmic design. - Roberto Corizzo; Franziska Sofia Hafner (Soc. Netw. Anal. Min., 2024)

Gender Trouble in Language Models: An Empirical Audit Guided by Gender Performativity Theory. - Franziska Sofia Hafner; Ana Valdivia; Luc Rocher (FAccT, 2025)

Training language models to be warm and empathetic makes them less reliable and more sycophantic. - Lujain Ibrahim; Franziska Sofia Hafner; Luc Rocher (CoRR, 2025)

'Slightly disappointing' vs. 'worst sh** ever': tackling cultural differences in negative sentiment expressions in AI-based sentiment analysis. - Franziska Sofia Hafner; Lena Hafner; Roberto Corizzo (J. Comput. Soc. Sci., 2025)