In the Time of the Butterflies is a historical fiction novel by Julia Alvarez, relating a fictionalized account of the Mirabal sisters during the time of the Trujillo dictatorship in the Dominican Republic. The book is written in the first and third person, by and about the Mirabal sisters, who called themselves the "Butterflies," after Minerva Mirabal's code name. First published in 1994, the story was adapted into a feature film in 2001.