A sixteenth-century Mexican nun, Sor Juana In s de la Cruz, has become one of the most rebellious and lasting icons in modern times, on par with Mahatma Gandhi, Ernesto "Che" Guevara, and Nelson Mandela. Referenced in ranchera, tejana, and hip-hop lyrics, and celebrated in popular art as a guerrillera with rifle and bullet belts, Sor Juana has become ubiquitous. The conduits keep multiplying: statues, loter a cards, key...