Regina Martínez Casas is a linguist and anthropologist. She is a researcher at ciesas since 2002 and a member of the sni level ii and the Mexican Academy of Sciences. She is an expert in linguistic and educational policies in Mexico and other Latin American countries and has worked in the training of linguists who speak national indigenous languages, both at the graduate level and with groups of bilingual basic education teachers. She has coordinated several research groups on the impact of megaprojects on indigenous peoples, social policies for indigenous people in contexts of mobility, indigenous children in urban schools, indigenous people in prison, the Mexico-Guatemala cross-border region and the ethnic-racial dynamics in Mexico and its impact on discrimination and inequality.