Lena Pohlmann, BSc MA
Universitätsassistentin (Prae-Doc)
Main Research Areas
- Materiality of AI
- Sustainability of AI
- Large Language Models
- Environmental Justice
Lena Pohlmann is a predoctoral researcher in the WWTF project Vienna Doctoral College on Digital Humanism, an interdisciplinary doctoral training programme about the digital transformation of society. She is supervised by Prof. Sophie Lecheler, Prof. Hajo Boomgaarden and Emanuel Sallinger. In her research, she investigates the sustainability and environmental impacts of artificial intelligence systems.She has an interdisciplinary background with a Bachelor’s degree in Physics from Georg August University Göttingen, a Master’s degree in Philosophy of Technology from TU Berlin, and research experience in Computer Science. During her master she worked as a student assistant in the research group "Data, Algorithmic Systems, and Ethics" at the Weizenbaum Institut, where she focussed on Third-Party Audits of commercial content moderation algorithms.
Publications
2025
Hartmann, D., Wang, S. M., Pohlmann, L., & Berendt, B. (2025). A systematic review of echo chamber research: comparative analysis of conceptualizations, operationalizations, and varying outcomes. Journal of Computational Social Science, 8, Article 52. https://doi.org/10.1007/s42001-025-00381-z
Hartmann, D., Oueslati, A., Staufer, D., Pohlmann, L., Munzert, S., & Heuer, H. (2025). Lost in Moderation: How Commercial Content Moderation APIs Over- and Under-Moderate Group-Targeted Hate Speech and Linguistic Variations. In Proceedings of the 2025 CHI Conference on Human Factors in Computing Systems Article 175 ACM. https://doi.org/10.1145/3706598.3713998