The trade of issuing books, music, photographs, maps, and other material for sale to the public; which includes negotiating with authors and their literary agents, editing the author's manuscript, designing the tangible product, producing the finished product, publicizing the work, and arranging market distribution channels. The trade association of the publishing industry in the United States is the American Association of Publishers (AAP), and the industry's trade journal is "Publishers Weekly" (1872). As derived from "to make public", announce, proclaim, blaze. See publication, copyright, niche market, Gresham's Law; compare program.