Now part of my standard kit
I reach for this on almost every test I scope. It pays for itself the first time you use it properly.
— Priya S., 3 weeks ago
Split your audience. Speak to each segment in turn.
Personalisation differs from experimentation: there is no winner, only fit. The Prism teaches the witch when to test, when to target, and when to leave a visitor alone.
Personalisation differs from experimentation: there is no winner, only fit. The Prism teaches the witch when to test, when to target, and when to leave a visitor alone.
Includes a chapter on the ethics of dynamic content.
I reach for this on almost every test I scope. It pays for itself the first time you use it properly.
— Priya S., 3 weeks ago
Did what it said. Not magic — just disciplined craft, well packaged.
— Daniel R., 6 days ago
I had been doing this by feel. This made it explicit and repeatable.
— Helena O., 2 months ago
Point. Whisper a selector. The DOM obeys.
Glows green at 95%. Stays grey while you wait.
See where mortals click, hover, and despair.