Topical authority for SEO has become more important than ever before. In December 2025, Google ran its last core update of the year. And with that core update, they've given greater emphasis to topical authority.
In order to rank, you can no longer just put one blog article that's copied and pasted from AI that is a standalone. No, Google don't like that anymore. You have to show topical authority.
By topical authority, you have to show Google and the reader that, No. 1, you understand the problem that people have. You understand the core topic of the website that you're writing about.
You have to understand the blog that you're writing about. Show real expertise, be original when you're showing topical authority. Your blogs have to be written in a systematic way.
You can't just write one blog relating to something and another blog totally unrelated. You should be writing for topical authority, showing the user and Google that you are the expert in everything, having internal linking, have a structure to your blogs. By doing topical authority, this is the way that you're going to rank for s E.
O in 2026.