James Harper is a notable figure known for his contributions in the field of publishing. He co-founded the Harper & Brothers publishing company in 1817, which became one of the largest and most influential publishers in the United States. The company is recognized for its wide range of books, including classic literature and educational materials. In addition to his work in publishing, James Harper was also involved in politics. He served as a member of the New York State Assembly and was active in various civic initiatives. His efforts helped shape the literary landscape of his time and contributed to the growth of American literature.