Lolita is a novel by Vladimir Nabokov, written in English and published in 1955 in Paris and 1958 in New York. It was later translated by its Russian-native author into Russian. The novel is notable for its controversial subject: the protagonist and unreliable narrator, middle-aged literature professor Humbert Humbert, is obsessed with the 12-year-old Dolores Haze, with whom he becomes sexually involved after he becomes her stepfather. His private nickname for Dolores is Lolita.