My father, James witherspoon, is a Bigamist.' This is the breath-taking story of a man's deception, a family's complicity, and the two teenage girls caught in the middle. James witherspoon has two families, one public, the other a closely guarded secret. But when his daughters meet and form a friendship, only one of them knows the truth.Theirs is a relationship destined to explode. Silver sparrow is the stunning new novel from the critically acclaimed winner of the 2019 women's Prize for fiction, an author deemed one of the most important writers of her generation.