Ghostwriting remains one of the publishing world’s best-kept secrets: readers see a byline, but it’s the invisible professionals—researchers, structural editors, and narrative craftsmen—who turn ideas into finished books. As we head deeper into 2025, demand for skilled ghostwriters is rising (memoirs, business books, and narrative nonfiction lead), and the market has become noisier: agencies, boutique shops, and one-person practices all compete for author dollars.