Jacquelyn Mitchard's first novel, The Deep End of the Ocean, launched the Oprah's Book Club and riveted millions of readers across the country. Now comes A Theory of Relativity, Mitchard's most compelling and beautifully written novel yet. At twenty-four, Gordon McKenna thinks he's already heard the worst news of his life when he learns that his sister Georgia is fatally ill. Then Georgia and her husband die in a car accident, leaving behind their...