Kathryn is the bestselling author of thirteen psychological thrillers and to date she has sold over one and a half million copies of her books. Her third book, The Girl With No Past, spent over four weeks at number one in the Amazon UK chart, and all her books have reached number one in the UK Apple Books chart and she has also appeared on the Wall Street Journal's bestsellers list.

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With publishing deals in sixteen different countries, Kathryn is now hard at work on book fIfteen.

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After twelve years living in London, she now lives in Guildford, Surrey, the place she grew up, with her husband and two young children.

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