Tracy Chevalier and Dashiell Hammett, have which shared nationality?
Dashiell Hammett Samuel Dashiell Hammett ( ; May 27, 1894 – January 10, 1961) was an American author of hard-boiled detective novels and short stories, screenwriter, and political activist. Among the enduring characters he created are Sam Spade ("The Maltese Falcon"), Nick and Nora Charles ("The Thin Man"), and the Continental Op ("Red Harvest" and "The Dain Curse").
Oliver Sacks Oliver Wolf Sacks, CBE, FRCP (9 July 1933 – 30 August 2015) was a British neurologist, naturalist, historian of science, and author. Born in Great Britain, and mostly educated there, he spent his career in the United States. He believed that the brain is the "most incredible thing in the universe." He became widely known for writing best-selling case histories about both his patients' and his own disorders and unusual experiences, with some of his books adapted for plays by major playwrights, feature films, animated short films, opera, dance, fine art, and musical works in the classical genre.