Catherine Ostler is the author of The Duchess Countess, a historical biography published in the UK in 2021 by Simon & Schuster and in the USA this year Atria Books. It was selected as a Book of the Year in the Times & Sunday Times, the Telegraph, the Spectator, Vogue and History Today magazine. She has been editor-in-chief of Tatler, editor of ES Magazine at the Evening Standard, and of Times Weekend; and written for publications including Vogue (British and US), the Telegraph, Newsweek and the Daily Mail. Catherine read English at Oxford University. She is currently working on her second book for S&S.