publisher
book producer / content distributor
[C] Countable
pl: publishers
This term carries a strong association with curation and authority. A publisher is not merely a printer who handles the physical assembly of a product, but a gatekeeper who decides which works are worthy of public consumption and manages the commercial viability of the content.
In the modern era, the role has shifted from a centralized corporate entity to a decentralized activity. Anyone with a website or a social media account can act as a publisher, though the professional connotation still implies a level of editorial oversight and financial investment in the distribution process.
A publisher is a distinct business entity or a specific person who manages the production of a work.