Fernando Ayach et al. 2025. Generating Proto-Personas through Prompt Engineering: A Case Study on Efficiency, Effectiveness and Empathy. In Proceedings of the 39th Brazilian Symposium on Software Engineering, September 22, 2025, Recife/PE, Brasil. SBC, Porto Alegre, Brasil, 126-137. DOI: https://doi.org/10.5753/sbes.2025.9835.