The Quest for Queen Mary

The Last Princess: The Devoted Life of Queen Victoria's Youngest Daughter

Serving Victoria: Life in the Royal Household

Edward VII: The Last Victorian King

The Duchess Of Windsor

Matriarch: Queen Mary and the House of Windsor

Diana: Her True Story - In Her Own Words: The Sunday Times Number-One Bestseller

Revenge: Meghan, Harry and the war between the Windsors. The Sunday Times no 1 bestseller

The Taj Mahal: A History

Meghan and Harry: The Real Story: Persecutors or Victims

Lady in Waiting: My Extraordinary Life in the Shadow of the Crown

The Six Wives of Henry VIII: Find out the truth about Henry VIII’s wives

The Monarchy: A Critique of Britain's Favourite Fetish

Catherine the Great: Portrait of a Woman

Victoria: The Queen: An Intimate Biography of the Woman Who Ruled an Empire

A Royal Duty: The poignant and remarkable untold story of the Princess of Wales

The Tudors: The Kings and Queens of England's Golden Age

The Hollow Crown: The Wars of the Roses and the Rise of the Tudors