Born in Santo Domingo, Rey Andújar is the author of various works of fiction. His novel Candela (Alfaguara, 2008) received an award from the PEN Club of Puerto Rico and was chosen as one of the best novels of the year by the newspaper El Nuevo Día. His short story collection Amorcidio received the Premio de Cuento Joven de la Feria del Libro in 2007 and was subsequently published by Agentes Catalíticos in Puerto Rico. Saturnario, another short story collection,won the Premio Letras de Ultramar 2010. It was translated into English by Kolin Jordan and published by Sietevientos in Chicago and Mexico.
His performance piece Ciudadano Cero was part of the Festival Internacional de Teatro Santo Domingo in 2006 and was the inaugural piece of the Teatro Victoria Espinoza in Santurce and of the Festival Internacional de Teatro in Puerto Rico in 2007. Another performance piece, Antípoda, debuted in El Viejo San Juan and was presented in Santo Domingo, Paris, and various cities in the U.S. and Mexico.
Andújar lives in Chicago, where he teaches Spanish and Latin American literature. He is a doctoral candidate in philosophy and letters at the Centro de Estudios Avanzados de Puerto Rico y el Caribe.