Proletarian polyphony Sandra Arenal between testimony and literature

This text addresses some nodal points in Sandra Arenal's use of the testimonies of anessentially proletarian social group. The way in which the writer uses the differentvoices of characters of the working and labor culture, contribute to imagine theconformation of the physiognomy of the subaltern classes, their learning rhythmsand their main motives of struggle. Sandra Arenal alternates between testimony asa source for history and testimony as an inspiration for literature. The proletarianpolyphony of Mexico in the second half of the twentieth century parades throughthe pages of her work.