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The Review Revolution Reversal

Episode 20

The Review Revolution Reversal

June 17, 2026 · 20:42

The Research: Why Perfect Doesn’t Sell

Northwestern University Medill Spiegel Research Center — How Online Reviews Influence Sales (purchase likelihood peaks at 4.0–4.7 stars; “five stars is too good to be true”)
PowerReviews & Northwestern’s Spiegel Research Center — Five-Star Product Ratings Are “Too Good to Be True”
PowerReviews — How Fake Reviews Destroy Consumer Trust (only 6% of shoppers say a perfect 5.0 is ideal)

The Trust Crisis

The Law

FTC — Final Rule Banning Fake Reviews and Testimonials (August 2024)

The Fashion Nova Case

The Amazon Origin Story

Inc. — Jeff Bezos on why Amazon allowed negative reviews: “we make money when we help customers make purchase decisions” (quoting John Rossman’s Think Like Amazon)

Product Mentioned

Experience Helpdesk

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