Topic Authority Concentration as an AEO Signal
Spreading your content across many topics weakens the trust signal AI engines use to cite you.
Soo-Yeon Marchetti
Staff Writer, AI Search
Soo-Yeon Marchetti holds an MS in computational linguistics and spent three years embedded with a search-quality research team before moving into trade journalism. She dissects how large language models select, attribute, and occasionally hallucinate citations, with a particular interest in the training-data pipeline that shapes those outcomes.
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Spreading your content across many topics weakens the trust signal AI engines use to cite you.