John Hamilton speaking at an advertising industry event

Insights by John Hamilton

Writing on ChatGPT advertising, GEO, and AI-native media buying

John Hamilton is the founder of ChatGPTAdsNow and an adtech operator with experience across media, attribution, partnerships, and zero-to-one company building. His writing focuses on how brands can prepare for AI-powered discovery, improve GEO / LLM visibility, and build toward advertising on ChatGPT.

About John →