The book "The Tragedy of a Brilliant Intelligence. Mary Russell Mitford" by William James Roberts is a study of the life and work of the famous English writer and literary critic Mary Russell Mitford. The author explores the development of her intellectual career, noting the role she played in the literary life of Great Britain in the 19th century. In addition, the book reveals the complex relationships of the writer with those around her, including interactions with other literary figures of her time. "The Tragedy of a Brilliant Intelligence. Mary Russell Mitford" is not only a biographical study, but also an important contribution to the study of literary history and the role of women in the cultural life of Great Britain.