Topical Authority
The depth and completeness with which your site covers a subject, as judged by search engines.
Updated September 19, 2026
Topical Authority, explained in plain English
One great article isn’t enough to rank consistently — search engines look at whether you’ve covered a topic’s full landscape. Publishing a pillar page plus a dozen interlinked cluster pieces is how smaller sites outrank bigger ones. It also happens to be exactly what makes AI engines treat you as a citable source.
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