The pre-Hispanic Mixtec people of Mexico recorded political and religious history, including the biographies and genealogies of their rulers, in pictograms on hand-painted, screen-fold manuscripts known as codices. Functioning rather like movie production storyboards, the codices served as outlines of oral traditions to stimulate the memories of bards who knew the complete narratives, which were sung, danced, and performed at elite functions. Centuries later we have limited access to those original performances, and all that remains for our codex interpretation is what is painted on the...