Filho is a translator and writer who earned his master’s degree in Language Studies (concentration in Comparative Literature) from Federal University of Rio Grande do Norte (UFRN), Brazil. His master’s dissertation was on the dialogic relations between Lao Tzu’s Tao Te Ching and Ursula K. Le Guin’s science fiction novel The Left Hand of Darkness through the lenses of Mikhail Bakhtin and the Circle.