Citadel, the third novel in the trilogy, came out in 2012 and was also an international bestseller. Film rights have been sold to Ruby Films. While Mosse was researching the third and final novel in the trilogy, she released her novel The Winter Ghosts in 2009, based on a novella she previously contributed to the Quick Reads Initiative. A tale of haunting and Tarot set in fin-de-siècle and 20th-century France, it was also a number one bestseller in the UK and an international bestseller. In October 2007, the second novel in the trilogy, Sepulchre, was published.

A Labyrinth miniseries was broadcast in 2013. It also won the Richard & Judy Best Book at the British Book Awards 2006 and was named as one of Waterstones Top 25 books of the past 25 years. A number one bestseller internationally, it has sold millions of copies and was the bestselling title in the UK for 2006. The first of the Languedoc Trilogy, Labyrinth, appeared in 2005. This was followed in 1998 by the biotech thriller, Crucifix Lane. Eskimo Kissing, about a young, adopted woman searching for her background, was well received when it was published in 1996. Becoming A Mother (in its seventh edition) was published by Virago in 1993, followed in 1995 by The House: Behind the Scenes at the Royal Opera House, Covent Garden, published by BBC Books to accompany the BBC 2 The House. Career Early writing and the Languedoc Trilogy Īlthough best known for her adventure and ghost fiction, inspired by real history, Mosse's first two works were non-fiction. She left publishing in 1992, for a writing career beginning with the non-fiction, Becoming a Mother. She was a member of the National Union of Journalists (NUJ) and Women in Publishing.

After leaving university, she spent seven years working in publishing in London for Hodder & Stoughton, then Century, and finally as an editorial director at Hutchinson, part of the Random House Group. She was educated at Chichester High School For Girls and New College, Oxford, from where she graduated in 1984 with a BA (Hons) in English. Mosse's aunt was involved in the campaign for the ordination of women and her grandfather was a vicar. Mosse was born in Chichester, and raised in Fishbourne, West Sussex, the eldest of three sisters born to a solicitor, Richard (1920–2011) and Barbara (1931–2014). She co-founded in 1996 the annual award for best UK-published English-language novel by a woman that is now known as the Women's Prize for Fiction. She is best known for her 2005 novel Labyrinth, which has been translated into more than 37 languages. Katharine Mosse OBE (born 1961) is a British novelist, non-fiction and short story writer and broadcaster. Historical fiction, non-fiction, supernatural, gothic

Kate moss labyrinth