Milagros Miceli leads the research group ‘Data, Algorithmic Systems, and Ethics’ at Weizenbaum Institut and is a research fellow at the DAIR Institute. She is a sociologist and computer scientist investigating how ground-truth data for machine learning is produced. Her research focuses on labor conditions and power dynamics in data work. Since 2018, she has continuously engaged with communities of data workers globally. In 2025, she was among Time magazine’s 100 Most Influential People in AI.