The Black Butterfly focuses on the slavery writings of three of Brazil's literary giants--Machado de Assis, Castro Alves, and Euclides da Cunha. These authors wrote in the late nineteenth and early twentieth centuries, as Brazil moved into and then through the 1888 abolition of slavery. Assis was Brazil's most experimental novelist; Alves was a Romantic poet with passionate liberationist politics, popularly known as "the poet of the slaves"; and da...