Dr. Rachel Trethewey

As complex in their own way as their Mitford cousins, Winston and Clementine Churchill's daughters each had a unique relationship with their famous father. Rachel Trethewey's biography, The Churchill Sisters, tells their story.

Bright, attractive and well-connected, in any other family the Churchill girls – Diana, Sarah, Marigold and Mary – would have shone. But they were not in another family, they were Churchills,