Each Of These 49 People Ignored My Ad
Adriaan Hogervorst - de Jong Adriaan Hogervorst - de Jong

Each Of These 49 People Ignored My Ad

The evidence is clear: everyone ignores our ad. So, should we give our ad agency a call? Nope, because the ads were very effective. How could that be?

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People Don’t Know Anything
Adriaan Hogervorst - de Jong Adriaan Hogervorst - de Jong

People Don’t Know Anything

People are notoriously bad at reporting on their own behaviour or beliefs. And it only gets worse when it comes to predictions. Find out what that means for your survey data.

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