Practical web analytics and marketing — tracking, privacy and the numbers that actually change a decision. By Jonathan Harrington.
Ghost referrals, crawlers, and internal traffic distort your conversion rates and attribution. How to identify and filter each type from your analytics.
Jonathan Harrington
·Jun 22, 2026
·15 min read
Most A/B test wins are noise. Here's the math intuition behind sample size, statistical significance, and confidence intervals…
Jonathan Harrington
·
14 min read
Event tracking naming gets messy fast. Here's a practical framework — object-action pattern, casing rules, properties, versioning, and…
Jonathan Harrington
·
12 min read
Privacy-friendly analytics drops the cookie banner and the compliance headache, but you give up real capabilities. Here are…
Jonathan Harrington
·
12 min read
Most dashboards fail because they try to serve everyone. Build the dashboard pyramid: executive, operational, diagnostic — each…
Jonathan Harrington
·
12 min read
A website heatmap looks like proof, but pretty colors lie when samples are tiny and segments collide. Here…
Jonathan Harrington
·
11 min read
Session replay analytics promises to show you exactly how users behave on your site. Here's what it actually…
Jonathan Harrington
·
12 min read
You switched from last-click to data-driven attribution and suddenly Facebook looks three times more valuable than it did…
Jonathan Harrington
·
9 min read
You spent money driving traffic to your landing page. People clicked. They arrived. Then they left — without…
Jonathan Harrington
·
9 min read
Enterprise marketing teams have Rockerbox, full-time data scientists, and six-figure attribution platforms. You have Google Analytics and a…
Jonathan Harrington
·
9 min read