Paz Castelló Alberola (Novelda, 1970) is spanish writer and journalist with a law degree. She has won several national awards in the communication and literary fields.

Her professional life has been dedicated to communication and journalism in its various forms working for importants Spanish media outlets, where she was responsible for several sociocultural programs. After her radio career, she focused on communication in various sectors, from politics to social issues. She currently works as a commentator and columnist , in addition to her career as a writer.

Her most recent novels are La llave 104 (Umbriel, 2019) and Ninguna de nosotras tendrá compasión (Ediciones B, 2021). Her works reflect a deep critical view of the world, developed over the years through her journalistic work, and maintain a perfect balance between mystery and sensitivity. Additionally, she writes in the romantic genre under the heteronym Nina Sweet.