Winner
High confidence
Authority
This experiment was a retest of a previously tested test 491 . Simiarly, a photo of the real doctor behind a skin care product was shown throughout a signup / questionnaire flow in the variation.
Hypothesis
If we display the real expert or founder behind a product, then conversion rate will improve because personal credibility reduces skepticism and builds trust.
Why This Works
Key Learnings
Expected Lift Range
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Social Proof at Checkout Increases Orders; Social Proof at Top of Funnel Hurts — The Motley Fool
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High confidence