Elizabeth was born on 21 May 1948 in Guildford, Surrey, England. In 1970, she obtained for a double degree in English and History at the University of Kent at Canterbury. She married with Benjamin Buchan, grandson of the also writer John Buchan, they had two sons and a daughter. She lives in London.
She began her career as a blurb writer for Penguin Books, this was excellent training for an infant writer as it necessitated reading widely through the Penguin list – fiction and non-fiction, in order to encapsulate what a book was about. She later became a fiction editor at Random House, in her spare time she had co-authored an adventure game book for children and also written a children’s biography of Beatrix Potter, In 1994, she became a full-time writer. Her novel "Consider the Lily" won the 1994 Novel of the Year Award from the Romantic Novelists' Association, and she was elected its eighteenth Chairman (1995-1997). She also writes reviews for the main national newspapers of Great Britain, including The Times and the Mail on Sunday. Her bestselling novel "Revenge of the Middle Aged Woman" has been made into a television film for CBS.