AFP/Getty Images 2 of 18 A priestess of the Nahua Pipil ethnic group takes part in a ceremony to celebrate the autumn solstice, in the Cihuatan archeological site north from San Salvador ...

De la Cruz is director of Instituto de Docencia e Investigación Etnológica de Zacatecas, a research institute based in Mexico “led by native Nahuatl speakers that works on language revitalization,” ...