Rubén Cruz Díaz Ramírez D. in Social Anthropology from the Universidad Iberoamericana. She is currently doing postdoctoral research at the uam Iztapalapa. In his academic career he has been dedicated to historical and ethnographic research on various aspects of socio-technical transformations, as well as the imaginaries of progress, modernization and development in various localities of the municipality of Poncitlán, Jalisco. His current work deals with the anthropology and techno-environmental history of Poncitlán, with emphasis on San Miguel Zapotitlán.