Helen Oyeyemi (Nigeria, 1984) is the author of eight books, widely recognized by readers and critics, which have earned her various awards. In 2013 she was included in the Granta list of the best young British novelists. Acantilado has published her novels El Señor Fox (2013) and Boy, Snow, Bird (2016), in addition to the collection of short stories What is not yours is not yours (2019).