Cristina Calderón is a Chilean writer and linguist, known for her work in preserving the Mapudungun language, which is spoken by the Mapuche people in Chile and Argentina. She has dedicated her life to documenting and teaching this indigenous language, ensuring its survival for future generations. In addition to her linguistic efforts, Calderón has authored several books that highlight Mapuche culture and traditions. Her contributions have been recognized both nationally and internationally, making her a significant figure in the promotion of indigenous rights and cultural heritage in Chile.