Mary Doria Russell is the author of five previous books, The Sparrow, Children of God, A Thread of Grace, Dreamers of the Day, and Doc, all critically acclaimed commercial successe...view moreMary Doria Russell is the author of five previous books, The Sparrow, Children of God, A Thread of Grace, Dreamers of the Day, and Doc, all critically acclaimed commercial successes. Dr. Russell holds a PhD in biological anthropology. She lives in Lyndhurst, Ohio.view less