Gloria Cortina creates stylized feathers from black obsidian in contemporary homage to Mexico's past and present cultures.

This bold graphic work combines text and image in a call for solidarity with indigenous populations and resistance to their continued subjugation. Dominating the print is a depiction of a fearsome Aztec warrior, clad in a traditional jaguar costume and stabbing a prone Spanish soldier. Designer Lincoln Cushing (American, b. 1953) appropriated the image from...