Estefanía holds a B.A. in Political Science and International Relations from the Center for Research and Teaching in Economics (CIDE) in Mexico and a Diploma in Educational Evaluation from the Pontifical Catholic University of Chile. During her time at CIDE, she worked as a research assistant for the Departments of History and Political Studies. She was also a consultant for the Interdisciplinary Program in Education Policy and Practice, where she collaborated on designing, collecting and analyzing polls regarding the experiences of high school principals and educational evaluators, as well as the opinions about the educational model established in 2014. After that, Estefanía worked for the National Institute for Educational Evaluation (INEE) in Mexico. There, she was in charge of collecting and analyzing data on the certification of teachers as evaluators, as well as inspecting the performance of local educational authorities in this process. She also contributed to the writing of reports regarding improving learning outcomes, guidelines for evaluating school management, and the use of evaluations for school enhancement. She is proficient in English, Italian, and French.