- Princess Margaret: A Biography
- The King in Love: Edwards VII's Mistresses: Lillie Langtry, Daisy Warwick, Alice Keppel and Others
- Grandmama of Europe: The Crowned Descendants of Queen Victoria
- Crowns in Conflict: The Triumph and the Tragedy of European Monarchy, 1910-1918
- Napoleon and Josephine: A Love Story
- Evelyn H. Lauder
- Helen Digby
- Robert Matthew-Walker
- Phoebe Hichens
- Somerset De Chair
- Kenneth Jay Lane
- Edward Davidson
- Audrey Whiting
- Kirsty McCleod
- Caroline Chapman
- Mark J. Heinzl
- Dale Manning
- Louise Carpenter
- Cynthia Kereluk
- Jean Hamburger
- Chantal Jakel
- Caroline Elliot
- Ania Szado
- Leo Gershoy
- Jo McDonald