What Is Topical Authority in SEO? A Working Definition
Topical authority is the pattern Google reads when a site covers a subject coherently. What it is, how the pillar-cluster model works, and what changed after the March 2026 core update.
4 articles in Semantic SEO.
Topical authority is the pattern Google reads when a site covers a subject coherently. What it is, how the pillar-cluster model works, and what changed after the March 2026 core update.
A topical map defines which subjects a site needs to cover, how they relate, and in what order to build recognized expertise with search engines.
AIO gets defined two ways online: AI Optimization and Google AI Overviews. A programmatic SEO team's working distinction between the two, and what it changes at volume.
GEO is how you earn citations in AI-generated answers. Not rankings. Not clicks. Citations. Here is what generative engine optimization means and how it differs from SEO.