James E. Seaver was an American author and historian who lived during the early 19th century. He is best known for his work "A Narrative of the Life of Mrs. Mary Jemison," which was first published in 1824. The book is based on the life of Mary Jemison, who was born in 1743 in what is now Pennsylvania. Mary Jemison's life took a dramatic turn when she was captured by a Shawnee raiding party during the French and Indian War at the age of fifteen. She was then adopted by a Seneca family and eventually assimilated into the Seneca tribe, adopting their language, customs, and way of life. Despite opportunities to return to European-American society, Mary chose to remain with the Seneca people, earning the respect and admiration of both Native Americans and European settlers. Seaver's narrative provides a detailed account of Mary Jemison's experiences, offering insights into Native American culture, colonial history, and the complex relationships between indigenous peoples and European settlers during the tumultuous period of American expansion. Seaver's work remains a valuable historical document, shedding light on the experiences of individuals who lived at the intersection of different cultures and societies during a pivotal era in American history.