John Zeratsky
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Hi Substack! And a quick announcement
Hi!
Apr 6
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John Zeratsky
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Narrative & Evidence
Something I've been thinking about: how NARRATIVE & EVIDENCE explain almost everything in startup investing
Apr 6
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John Zeratsky
Vibe Writing
My new favorite way to bridge the awkward gap from idea to first draft (thx to Matt Stockton!):
Apr 6
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John Zeratsky
G5 stickers are here!
Character Labs starts tomorrow (!!!) and I just got my G5 stickers from Kristen Brillantes. Time to start a new row on the laptop!
Apr 6
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John Zeratsky
1:09
The Teleport Test
There are two kinds of founders: Product Founders and Marketing Founders.
Apr 6
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John Zeratsky
Activate Shopping Mode
One thing you can do in a design sprint, that’s very cumbersome to do otherwise, is “ship” multiple fundamentally different product or marketing…
Apr 6
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John Zeratsky
We just want to solve this for you
Yesterday Josh Haimson stopped by Character Labs for a great Q&A about working with early design partners and converting them into real customers.
Apr 6
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John Zeratsky
Irrational is normal, so why is it phrased as a negative?
✨ Random thought from a word nerd on a Thursday morning...
Dec 5, 2025
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John Zeratsky
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John Zeratsky
Supporting startups with capital and sprints! General Partner @ Character Capital + Author of Sprint, Make Time, and Click
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John Zeratsky
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