Section 1 · GEO / AI Visibility
E-E-A-T Signals — How AI Search Engines Verify Site Authority and Why It Matters in 2026
Experience, Expertise, Authoritativeness, Trustworthiness — four pillars by which ChatGPT, Perplexity and Google AI Overviews decide whether to trust you. GitHub CMS generates them automatically: author, certifications, sources → JSON-LD Person. Result: 40-60% higher citations.