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The Authority Stack: What AI Engines Actually Trust
Crisis Communications

The Authority Stack: What AI Engines Actually Trust

Not all sources are equal in an AI engine's citation graph. Understanding the authority stack is often the difference between communications work that moves AI engines and communications work that doesn't. This article outlines the stack, from highest typical weight to lowest, across various content types and platforms. It also discusses the implications for budgetary spending and competitive strategy in the age of AI search.

EPR Editorial Team ·
The SEO Knowledge Library
AI Visibility

The SEO Knowledge Library

A permanent catalog of ten canonical pillar pages covering the discipline of SEO in 2026. SEO didn't die \u2014 it bifurcated. Half merged into GEO; the other half is still the practical work of being found in search.

EPR Editorial Team ·
AI Reputation Management: The Five Layers, the Six-Hour Clock, and Citation Share
Crisis Communications

AI Reputation Management: The Five Layers, the Six-Hour Clock, and Citation Share

The first sentence a buyer reads about your company is now generated, not written. AI Reputation Management is the discipline of measuring, defending, and shaping what ChatGPT, Claude, Gemini, Perplexity, and Google AI Overviews say about a company, a founder, or a product. The five layers, the six-hour clock, and the three metrics that replaced the media-impression count.

EPR Editorial Team ·