Vol. 2026 · No. 06 Data-driven SEO & Web Analytics
SystemsArchitect Data-driven SEO & Web Analytics
Section index

Sebastian Henderson

No.TitleSectionRead
001 Server Log File Analysis for SEO: A Practical Guide
Your technical SEO audit tells you about the state of your site. Server logs tell you what Google actually did when it…
SEO 19′
002 Content Decay: How to Find and Fix Pages Losing Traffic
Content decay is the slow loss of organic traffic to older pages. Learn the diagnostic framework to find, classify, and fix decaying…
Digital Marketing 14′
003 Customer Journey Mapping with Analytics Data
Build customer journey maps that drive decisions, not workshop artifacts. The framework, where analytics fits, and how to map with incomplete data.
Digital Marketing 15′
004 International SEO Concepts: When You Need Hreflang and What Goes Wrong
Hreflang is the most misunderstood signal in international SEO. Decision framework: when you need it, when it makes things worse, and how…
SEO 17′
005 JavaScript SEO: Rendering, Indexing and Common Pitfalls
JavaScript SEO is the discipline of making sure crawlers can render, index, and rank content that depends on client-side scripts. Here is…
SEO 16′
006 GEO vs SEO: How Generative Engine Optimization Changes Content Strategy
Generative engine optimization vs SEO: where they overlap, where they diverge, what the Princeton GEO research actually proved, and how to adapt…
AI Search 15′
007 Google AI Overviews: What They Mean for Organic Traffic in 2026
Google AI Overviews have cut clicks to top-ranked pages by up to 58%. Here's what the data shows, how Google picks sources,…
AI Search 15′
008 E-E-A-T Signals: What Google Actually Looks For (With Examples)
Google has never assigned an “E-E-A-T score” to your pages. There’s no hidden metric, no number between 0 and 100 that determines…
SEO 10′
009 AI Search Optimization (AEO): How to Get Cited by ChatGPT, Gemini and Perplexity
Most SEO strategies still target a search engine results page that fewer people see every day. ChatGPT, Gemini, Perplexity and Google AI…
AI Search 9′
010 UTM Parameters: Campaign Tracking Setup and Best Practices
Your campaign just drove 500 clicks. But which email subject line worked? Which social post converted? Without UTM parameters, you’re flying blind.…
GA4 12′