Catherine Ostler is the author of The Renoir Girls: A Hidden History of Art, War & Betrayal, published this year in the UK and the USA. It was an instant New York Times bestseller, a New Yorker ‘Best Book of 2026 so far’ and described by The Times as ‘thrilling…essential reading for our times.’ Her last book, The Duchess Countess, 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-in-chief of ES Magazine at the Evening Standard, and editor of Times Weekend; and currently writes for publications including the Wall Street Journal, the Telegraph and Tatler. Catherine read English at Oxford University, where she was the Lilian Blake Scholar.