Spoke
What E-E-A-T actually is
It comes from the instructions Google gives the people it pays to grade search results. Knowing where it comes from explains both why it matters and why most advice about raising it is confused.
That E-E-A-T comes from the Search Quality Rater Guidelines, that it isn't a ranking factor, and that Trust is the most important part are all stated in Google's own documentation, linked below.
People discuss E-E-A-T as though it were a dial you could turn.
It's a grading rubric in a document handed to contractors. Almost everything confusing about it follows from that one fact.
Is E-E-A-T a ranking factor?
No. Google states it isn't a specific ranking factor. It comes from the guidelines given to human quality raters, who grade search results so Google can tell whether a change to its systems made things better. Those grades don't feed back into the ranking of the pages that got graded.
It's still useful, because it's a published description — in Google's own words — of what the ranking systems are being tuned to approximate. A guide to the target. Not a lever on the mechanism.
Where it comes from
Google pays people to rate search results against a long published rubric. Those ratings are aggregate feedback on whether a change improved things. A measuring instrument for the engineers, not an input to your rankings.
Which is why "how do I improve my E-E-A-T score" has no answer. There's no score. There's a description of what good looks like, and systems built over two decades to approximate that description.
The four, in order
Experience — you actually did the thing. Newest addition, hardest to fake.
Expertise — you know the subject.
Authoritativeness — other people treat you as a source.
Trust — accurate, honest, safe, reliable.
Google is explicit that Trust is the most important one and the others exist to support it. That ordering gets lost in practice, where effort flows toward authoritativeness because links are the thing you can count.
A page can be written by a credentialed expert at a well-known firm and still fail on Trust — by being out of date, by hiding who published it, or by being a sales page wearing an article's clothes.
Why "optimizing for E-E-A-T" usually fails
Because people attempt it as furniture. Add an author box. List some credentials. Apply the markup. Change nothing underneath.
The rubric describes properties of the content and whoever made it. Furniture communicates those properties when they exist and misrepresents them when they don't. And misrepresenting them is a Trust failure, which is the part that matters most.
The order that works is unglamorous. Have the expertise or go hire it. Do the work that produces the experience. Then communicate both clearly.
The honest part
Nobody outside Google knows how closely its systems actually track this rubric.
It's a sensible guide. It isn't a specification. We treat it as the best available published description of what quality means, not as a mechanism you can operate.
One thing worth settling, because it confuses people: Google's guidance asks who's responsible for a page. That can be a person or a company. What matters is that somebody is genuinely answerable and a reader can find out who.
More in E-E-A-T & YMYL
The Experience signal
The first E is the newest and the most neglected. It's also the only one you can't buy, study for, or fake — which is exactly why it's worth building content around.
YMYL
Topics where bad information costs somebody their money, health, housing or legal position get held to a higher bar. If you publish in one, the review process isn't overhead. It's the product.
Reputation & reviews
Reviews are among the strongest trust signals available and among the easiest to acquire illegally. The FTC rule on consumer reviews is in force, and several widespread marketing practices fall inside it.
Human vs AI content
The most argued-about question in search right now, split into the part Google has put in writing, the part people assert with no evidence, and the part nobody outside the AI companies can answer.
AI content workflow
How to use AI for the parts it's good at, keep it away from the parts it's bad at, and put a human check in the one place that matters.
Author bios
A byline says somebody stands behind this. That only means something if they're real, the credential fits the subject, and the same identity shows up everywhere else.
Backlinks
A link is somebody deciding your page was worth sending a reader to. Everything useful about links follows from that, and so does everything wrong with trying to manufacture them.
Mentions & citations
Getting named with no link attached is now a common kind of visibility. What it proves is clear. What any AI engine does with it is not, and this page keeps the two apart.
User engagement
These are the most over-interpreted numbers in search marketing. Worth watching, and they don't mean what your dashboard implies they mean.