Ruth Ware, born as Ruth Warburton, is a renowned British author known for her captivating psychological thrillers. Some of her most acclaimed novels include In a Dark, Dark Wood (2015), The Woman in Cabin 10 (2016), The Lying Game (2017), The Death of Mrs Westaway (2018), The Turn of the Key (2019), One By One (2020), The It Girl (2022), and Zero Days (2023).

Her first two novels, In a Dark, Dark Wood and The Woman in Cabin 10, made it to the top ten bestseller lists of both the UK's Sunday Times and The New York Times.

Ruth Ware grew up in Sussex, England. After her graduation from Manchester University, she relocated to Paris before finally settling in North London. Throughout her career, she has taken on various roles including being a waitress, bookseller, and teacher of English as a foreign language, as well as working as a press officer. She is represented by Eve White of the Eve White Literary Agency.

Ruth adopted the pen name Ruth Ware to distinguish her crime novels from her young-adult fantasy literature published under her birth name.