AI-Based Version Tests Yield 68% Lift Over Marketers’ Choices: Persado Study
Persado was using AI to create marketing content when ChatGPT was still learning to sing Daisy. They haven’t had much attention recently but did just release this interesting study that found senior marketers do no better than chance at picking the winner among three possible email subject lines. The key is less that AI generates better content than that Persado tests many alternatives to find which performs best.