Sara González Gutiérrez holds a degree in History and Heritage from the University of Burgos (2018-2022). She completed the Master's Degree in Human Evolution at the University of Burgos, University of Alcalá and Complutense University of Madrid (2022-2023). Her Final Degree Project and Master's Thesis are focused on the anthropological study of the medieval ossuaries of Torrejón (Medina del Campo, Valladolid). She has participated in excavations at Sierra de Atapuerca and Cerro de Santa María (Pancorbo, Burgos) archaeological sites. She is currently a technician in prehistoric technology and experimental archaeology at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), within the Investigo Programme (Funded by the NextGenerationEU plan).