On-page & contentBeginner

Author Bio

An author bio is a short description of who wrote a page and why they are qualified, usually linked to a fuller author page.

Also called: Author box, Author page

An author bio tells readers who is behind the content: their role, relevant experience and where to learn more about them. On topics where expertise matters, it helps readers decide how much to trust what they are reading. Google's helpful content guidance asks whether it is clear who created content and encourages bylines that lead to information about the author.

What to include

Keep the inline bio short, one to three sentences. The author page can hold the fuller history, other articles and credentials.

  • Name and current role
  • The specific experience that makes them credible on this topic
  • A link to a full author page on your site
  • Links to profiles that verify them, such as LinkedIn or conference talks
  • A photo, if the person is comfortable with it

Author bios and E-E-A-T

Google's Search Quality Rater Guidelines ask raters to consider who created content and what their experience and expertise are. Raters do not change rankings directly, but the guidelines describe what Google's systems aim to reward. An author bio does not create expertise; it makes real expertise visible.

B2B SaaS considerations

SaaS blogs are often written by marketers, with input from product specialists. Being honest about that helps: credit the writer, and name the subject-matter expert who reviewed or contributed. A "Reviewed by" line from a named engineer or compliance lead can be more credible than inflating the writer's bio.

Example

Crediting the expert behind the post

Hypothetical security vendor Brackenhull's posts on penetration testing were written by its content lead but based on interviews with its head of security. Each post now carries the writer's byline plus "Technical review by" the security lead, both linked to author pages describing their roles.

Common mistakes

Fake or composite authors

Invented personas with stock photos undermine trust when discovered, and misrepresent who created the content.

Generic bios

"Sarah loves marketing and coffee" says nothing about why she is credible on this topic.

Questions

Google has not said bios are a direct factor. They help readers and raters assess who created the content, which relates to the qualities Google says it wants to reward.

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