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Dive into the collection of past posts

How to scale on Meta | #052

How to scale on Meta | #052

And avoid the pitfalls that just give Zuck that free money 🤑

Dec 10, 2025

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13 min read

Why I'm done being a data scientist  | #051

Why I'm done being a data scientist | #051

And my real and raw feelings looking back on my 15 year career

Dec 4, 2025

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7 min read

How to deal with Geographic Attribution | #050

How to deal with Geographic Attribution | #050

When users see an ad in the US but convert in Europe, who gets credit?!

Nov 26, 2025

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11 min read

How to measure when you can't A/B Test | #049

How to measure when you can't A/B Test | #049

Introducing switchbacks and propensity matching and how to set them up

Nov 19, 2025

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10 min read

How Duolingo grew DAUs 900% | #048

How Duolingo grew DAUs 900% | #048

It's the most magical intersection between data, product, and marketing I've seen in a long time.

Nov 12, 2025

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13 min read

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