480 ads
StatAI
Human and AI effectiveness scores of 480 Cannes ads show zero correlation.
480 Cannes-entered ads scored on effectiveness by humans and by Gemini show zero correlation - 'the regression line is totally flat.' AI does not judge creativity like a human and must not be treated as a surrogate human judge.
Source
Cannes Lions 2026 - Creative Impact Unpacked: Can Creativity Win Models as Well as Minds? (WARC x Jellyfish x INSEAD) (2026)
Amy Rogers (WARC), Tom Roach (Jellyfish), David Dubois (INSEAD), Natasha Wallace (Jellyfish)
00:17:30, David Dubois (INSEAD x Jellyfish)
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