Paz Castelló (Alicante,  Spain, 1970) is Law graduate, and has devoted her professional life to communication and journalism in its multiple aspects. She began her career at Cadena SER and 40 Principales, and later on worked at Onda Cero and Radio 9, where she was i charge of several sociocultural shows. Afterwards, she focused on corporate and institutional communication in several sectors ­— from the political to the social ­—. Worth mentioning is her experience in the football business, where she held the position of External Relations Director for the Hercules Football Club. She currently works as a journalist, is a talk show host, and columnist for several media, while she also engages in creative writing.

Her first novel was the thriller La muerte del 9 (The Death of No. 9, Ediciones Turpial, 2013). In 2017 she published Mi nombre escrito en la puerta de un váter.