Dr. Katherine Lonergan is a Researcher within the Professorship for Reliability and Risk Engineering at ETH Zurich's Department of Mechanical and Process Engineering. Her work focuses on equity-informed energy systems planning, addressing issues of justice and resilience in transition pathways. She contributes to advancing methodologies for integrating social equity into energy infrastructure design, policy modeling, and climate action planning. Her research emphasizes the intersection of technical systems analysis with socio-economic equity considerations. Her publications explore topics such as just transitions, energy justice frameworks, infrastructure resilience, and the socio-economic impacts of decarbonization strategies. She has analyzed hydrogen economies, municipal carbon abatement, and grid stability under climate risks. Her work is methodologically diverse, combining systems modeling with empirical case studies to inform robust decision-making in energy policy. Dr. Lonergan’s research has implications for equitable energy transitions at local and global scales, particularly in balancing environmental, economic, and social dimensions of sustainability. She collaborates on projects integrating technical and social sciences to address challenges in low-carbon infrastructure development and just transition planning.