ArticleMarch 5, 2026
What We Look for in an Advertising Partner
We are selective about the advertisers we work with. Here is a straightforward explanation of who we partner with and why the criteria exist.
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LennyArticleFebruary 19, 2026
The Case for Advertising on Grey-Area Content Sites
Ad networks reject entire content categories as a blunt risk management tool. The audiences on those sites do not disappear. They are still valuable. Here is why advertisers and publishers should care.
EliArticleFebruary 5, 2026
What Advertisers Get Wrong About Niche Publishers
Audience size is the wrong metric. The advertisers who consistently outperform on cost per acquisition have worked this out. Here is what they understand that others do not.
LennyArticleJanuary 22, 2026
Why We Started Private By Design
The problem we set out to solve was straightforward: good publishers were being turned away by ad networks, and good advertisers were missing the audiences they were looking for.
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Email: hello@privatebydesign.org20-22 Wenlock Road,
London, England, N1 7GU
London, England, N1 7GU
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