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Amazon loses 'dark patterns' expert in approaching trial against US FTC

By Mike Swift ( August 12, 2025, 16:40 GMT | Insight) -- A federal judge in Seattle disqualified Amazon expert Craig Rosenberg from testifying in its upcoming trial against the US Federal Trade Commission. US District Judge John Chun ruled Rosenberg's opinions on “dark patterns” were “insufficiently reliable” due to a lack of methodological basis. Chun ruled that a second expert for Amazon, Ronald Wilcox, could testify about a consumer survey supporting Amazon’s case, finding his methods to be reliable and widely accepted.In a loss for Amazon before its approaching trial against the US Federal Trade Commission over its alleged use of “dark patterns” design, a federal judge has rejected the company’s expert witness on that topic as “insufficiently reliable.”...

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