Nancy Werlin is an American writer, renowned for her young-adult novels. Born on October 29, 1961, in Salem, Massachusetts, Nancy has made significant contributions to the world of young adult fiction.

Her work spans various genres, including New York Times–bestselling fantasy, Edgar-award winning suspense, and National Book Award-honored realistic novels. Her latest book, ZOE ROSENTHAL IS NOT LAWFUL GOOD, showcases her comedic flair.