Gabrielle Charbonnet often writes under the pen name Cate Tiernan. Under this name she is best known for the Sweep series, which follows the Wiccan adventures of a cast of high school students. Under her own name, she is mostly known for several children's series, including the Princess, American Gold Gymnasts, and Disney Girls series. In 2008 she collaborated with bestselling author James Patterson on the young adult novels Sundays at Tiffany's and Witch & Wizard. Charbonnet has written almost seventy-five books under her own name, various pen names, and as a ghostwriter. She currently resides in South Carolina, with her family.