Jean Innes was born on 8 February 1932 in London, England, but she have lived in the West Country almost all her life, she was educated in Weston-super-Mare, Avon. She married with Geoff Saunders, her childhood sweetheart, and they have three grown up children. She lives in Weston-Super-Mare, Somerset, where she writes full time.

Afther the publication of her first novel, Jean began a career as a magazine writer and had published around 600 short stories. She start to published gothic romance novels under her married and maiden name in the 1970s. In 1980s, she created, to wrote historical romances, two pseudonyms, her most popular, Rowena Summers and Sally James. In 1991 her novel, "The Bannister Girls," was shortlisted for the Romantic Novel of Year award. In 2004, she began to used the penname Rachel Moore.

She has been an active member and enthusiast of Swanwick, the Writers' Summer School, which takes place in Derbyshire, England, every August, she has been a committee member several times, and also Vice-Chairman. She was elected the seventeenth Chairman (1993-1995) of the Romantic Novelists' Association. As a member of the Romance Writers of America she has given talks at conferences in various venues of the USA. She has been a member of the Crime Writers' Association. She also is a member and past committee member of the West Country Writers' Association.

She died on Wednesday 3 August 2011, after contracting an illness on a holiday earlier that year, after being rushed to Weston General Hospital.