The term 'Black Beauty Author' refers to Anna Sewell, the author of the classic novel 'Black Beauty'. Anna Sewell was a British novelist who wrote the novel in 1877. Her only novel, 'Black Beauty', is an autobiographical story told from the perspective of a horse and is considered a classic of children's literature. Anna Sewell was born in 1820 and died in 1878, just one year after the publication of her novel.