"Behind Rebel Lines: The Incredible Story of Emma Edmonds" is a young adult nonfiction book written by Seymour Reit. Published by HarperCollins in 2001, this trade paperback features the compelling tale of Emma Edmonds, a Civil War spy. The book is part of the "Great Episodes Ser." and delves into the history of the United States during the Civil War period, making it a captivating read for young readers interested in the genre. With 144 pages, this book offers a detailed account of a remarkable period in American history through the eyes of a courageous spy.