American young-adult, fantasy, and historical fiction genre writer who was nominated for an Edgar Allen Poe Award for her work Diamonds in the Shadow.
She had her first novel published, Safe as the Grave, in 1979 and achieved rapid success with publications in successive years for decades.
She has written a couple of book series including the Janie Johnson series and the Losing Christina series.
She grew up in Greenwich, Connecticut after being born in Geneva, New York.
She was a young-adult fiction writer just like Twilight author Stephenie Meyer.