Martial Notarangelo
Founder, AuthorSpecialist
Credibility systems engineered so authors, journalists, and content teams can make expertise legible across Google, AI search, and LLMs.
“The professionals with the best credentials are losing the online trust race.”
Four companies. One mission.
A layered ecosystem built to control visibility from every angle.
AuthoritySpecialist
Brand authority engineering, credibility signals, content strategy, and technical SEO as one documented, measurable system.
E-E-A-T ToolAuthorSpecialist
Credibility signals monitoring, consolidates measurable trust indicators across search engines and LLMs.
Intel ToolDemandSpecialist
Keyword intelligence focused on intent and opportunity, so teams can choose topics that match business priorities.
Talent NetworkVerifiedSpecialist
A vetted talent network for serious projects, clear scope, documented process, and delivery standards.
The system behind verifiable expertise
Not a generic E-E-A-T checklist. A connected system for identity, topical evidence, publication footprints, corroboration, and structured authorship.
Search & LLM Surveillance
Continuous monitoring across Google and AI answer engines to detect ranking movement, competitor shifts, and opportunity windows before they become obvious in analytics.
Content & Visibility Engine
A production system for modern search and AI surfaces: technical clarity, intent-aligned content, internal linking architecture, and systematic iteration that compounds.
Entity & E‑E‑A‑T Signal Architecture
Author footprints, entity corroboration, citation patterns, and topical depth built to make trust measurable and defensible in competitive and YMYL markets.
How the work compounds
A repeatable cycle designed to produce durable visibility across search and AI surfaces, then convert it.
Technical Foundation
Crawlability, indexation, architecture, and Core Web Vitals so every content and authority investment lands cleanly.
Keyword → Intent → Topic Coverage
We map the market, identify winnable topics, and build coverage that turns you into the default answer, not just a page‑one result.
On‑Page + Internal Linking System
We engineer associations: entities, headings, sections, and internal links that reinforce topical authority across the entire site.
Measurement + Iteration
Rankings, pages, and conversions feed back into execution. The system improves every cycle instead of resetting every update.
Designed for regulated environments
Healthcare, legal, financial services, and YMYL verticals, where E-E-A-T, compliance, and credibility decide who wins the SERP and the AI summary.