Olha Opalenko is the Evidence Manager and Interim Reparations Advisor, NGO Truth Hounds. She is a researcher and practitioner in the field of war crimes documentation with over nine years of experience in Ukrainian human rights organizations. She has held senior positions at Truth Hounds, the East SOS Charitable Foundation, and the Global Survivors Fund, where she focused on building monitoring, data collection and verification systems, administering complex war crimes databases, managing field teams in frontline areas, and implementing security and data ethics protocols.

She has also worked as a trainer on documentation methodologies and database management for both civil society organizations and state bodies, transferring expertise in field data collection, witness testimony verification, and pattern-oriented data analysis. Olha studied History of Ukraine at the Faculty of History, Taras Shevchenko National University of Kyiv.

As a LivArch fellow, Olha is investigating the communication architecture between organizations engaged in documenting Russia's war against Ukraine. Her project, aims to identify systemic barriers that prevent data exchange between documentation initiatives and to develop a methodology that integrates the demands of operational data collection with long-term research perspectives. The expected output is a set of methodological recommendations on metadata standardization, ethical tagging, and anonymization protocols — serving as a conceptual foundation for further inter-institutional coordination in the field of preserving the digital heritage of the war.