Elizabeth Mary Teresa de Guise, née Hunter on 24 October 1934 in Nairobi, Kenya. She spent much of her years in Kenya and South Africa, and studied at the Open University. Her brother Alexander also wrote Western novels. After their parents' divorce, she and her sister, decided change their surname by de Guise. Elizabeth wrote under the pseudonym of Isobel Chace, and under her real names: Elizabeth Hunter and Elizabeth de Guise. She was a member of the Romantic Novelists' Association. Elizabeth passed away in May 2005, at 70.