mack grenfell
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Hi, I'm Mack.
I'm a growth marketer specialising in the intersection between AI & SEO.
I'm currently building
byword.ai
, the first human-out-of-the-loop SEO writer.
programmatic seo + ai
Building an SEO strategy using large language AI models
maths + marketing
Why being mathematical can make you a better marketer
ad strategy
My in-depth guides to running Facebook Ads and paid search
My latest article is:
Conversion Lift Tests are Dead; Transitioning to Geo-Experiments