An article can be factually accurate and still leave an important question unanswered: who is responsible for it? Clear authorship gives the reader a starting point for evaluating expertise and accountability. It also distinguishes original practitioner knowledge from anonymous institutional prose.
Google’s guidance explicitly asks whether it is self-evident who authored content and encourages bylines where readers would expect them. Article structured data can identify authors and provide publication and modification dates. Profile pages can then give the author a maintained identity that connects the piece to other relevant work.
Authorship does not mean every page needs a celebrity expert. The appropriate author is the person or organization genuinely responsible for the information. A practitioner interview may credit the practitioner and an editor. A policy explanation may be institutionally authored and technically reviewed. An operational article may name the practitioner whose first-hand experience supplies the core material.
Clear attribution is also important during revision. If a piece is materially updated after a professional leaves an organization, the record can distinguish original authorship from later editorial maintenance. That preserves history without implying a relationship that no longer exists.
Authorship therefore functions as part of the evidence architecture. It connects knowledge to the person or institution responsible for creating, reviewing, or maintaining it.