Sarah J. Maas is the bestselling author of the Throne of Glass, A Court of Thorns and Roses and Crescent City series. Maas began writing what would become her debut novel, Throne of Glass, at age sixteen. After writing several chapters of the novel, then titled Queen of Glass, Maas posted them on FictionPress.com, where it became one of the most popular stories on the site. Maas’ character development, particularly of morally grey characters, has been lauded as one of her best qualities, as well as her world building. As of 2024, she has sold nearly 40 million copies of her books and her work has been translated into 38 languages.