A moving and compulsively readable look into the lives, loves, relationships, and rivalries among the three women at the heart of the British royal family today: Queen Elizabeth II, Camilla Parker-Bowles, and Kate Middleton--from the #1 New York Times bestselling author of The Good Son, These Few Precious Days, and The Day Diana Died.

One has been famous longer than anyone on the planet--a dutiful daughter, a frustrated mother, a doting grandmother, a steel-willed taskmaster, a wily stateswoman, an enduring symbol of an institution that has lasted a thousand...