Catherine Ostler is the author of The Duchess Countess, a historical biography published earlier this year by Simon & Schuster in the UK (picked as a Times and Sunday Times best book of the summer, and a Vogue best read); it will be published next month in the USA. 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.