In 1980 Eden was described as one of the 10 best-selling novelists in the world. She was best known for her writings in the suspense and Gothic genres, both romances and thrillers. Her works were translated into many different languages including Turkish, Icelandic and Hebrew. In addition to writing novels, she also contributed to magazines, including New Zealand Mirror and other international magazines. She served on the committee of the English Crime Writers Association.
