Profile

Theresia Veronika Rampisela is a visiting researcher in CIRES from August to September 2025 hosted by CIRES Chief Investigator, Professor Gianluca Demartini. During her visit, she collaborated on the project “Detecting Bias in Rankings with Large Language Models”.

Theresia is a final-year PhD student at the University of Copenhagen, Machine Learning Section, Information Retrieval lab (DIKU IR Lab), supervised by Christina Lioma, Tuukka Ruotsalo, and Maria Maistro. Her current research is on fairness evaluation in recommender systems, and is part of the Algorithms, Data, & Democracy (ADD) project. Her research interests span across LLM/IR evaluation, Responsible AI/ML, personalisation, and the intersection between them. Prior to her PhD, Theresia was affiliated with the IR-NLP Lab at the Faculty of Computer Science, University of Indonesia as a junior lecturer and as an NLP research assistant. She obtained her master’s degree in Computer Science and my bachelor’s degree in Mathematics from the same university.