The holder of this badge served as a judge in the EA UPY 2025 Datathon, an interdisciplinary event that brought together university students to develop high-impact solutions aligned with the principles of Effective Altruism. During the datathon, the judge contributed their expertise to evaluate research-based projects in one of the following areas: AI Safety & Governance, INFOSEC, or Animal Welfare. Their role included reviewing methodologies, assessing data analysis and MVP development, providing constructive feedback, and ensuring the fairness and quality of the final presentations.