Oscar Nestarez is a brazilian writer, translator and researcher of horror fiction. He is known as the author of the novel Bile Negra (2018), that received the best horror novel award from ABERST (Brazilian Association of Horror, Suspense and Thriller Fiction Writers). In 2020, the book was selected by Tor.com as a “must read horror book from Brazil”. Nestarez is also the author of the short story collection Horror adentro (2016) and of the novella Claroscuro (2021), and writes monthly for Galileu, a mass-circulation magazine in Brazil.
- Garcia, Raphael Tsavkko (2020-05-01). "Must Read Horror, Sci-Fi and Fantasy Books From Brazil". Tor.com. Retrieved 2021-09-10.