Barbara Steiner was an American author of young adult fiction. She was known for writing a variety of books ranging from horror and suspense to romance and mystery. Among her works, Steiner penned several series, including the "Watcher" series and contributions to the Point Horror and Goosebumps series. Her novels often dealt with themes prevalent in teenage life, such as friendship, love, and the challenges of growing up, while infusing elements of thrill and suspense. Steiner's writing has been praised for its engaging storytelling and ability to resonate with adolescent readers.