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Madeleine Varner

What Facebook’s New Political Ad System Misses

Facebook announced a new system to make political ads more transparent. It’s got holes.

What Does Facebook Consider Hate Speech?

Our analysis shows that Facebook’s content reviewers often make different calls on whether to allow or delete items with similar content. See the inconsistencies.

Facebook’s Uneven Enforcement of Hate Speech Rules Allows Vile Posts to Stay Up

We asked Facebook about its handling of 49 posts that might be deemed offensive. The company acknowledged that its content reviewers had made the wrong call on 22 of them.

These Are the Job Ads You Can’t See on Facebook If You’re Older

It is against the law to discriminate against workers older than 40 in hiring and recruitment. We found dozens of companies who bought Facebook ads aimed at recruiting workers within limited age ranges.

Facebook (Still) Letting Housing Advertisers Exclude Users by Race

After ProPublica revealed last year that Facebook advertisers could target housing ads to whites only, the company announced it had built a system to spot and reject discriminatory ads. We retested and found major omissions.

Facebook Enabled Advertisers to Reach ‘Jew Haters’

After being contacted by ProPublica, Facebook removed several anti-Semitic ad categories and promised to improve monitoring.

Have You Experienced Hate Speech on Facebook? We Want To Hear From You.

Help us investigate how Facebook’s censorship policies actually work.

Despite Disavowals, Leading Tech Companies Help Extremist Sites Monetize Hate

Most tech companies have policies against working with hate websites. Yet a ProPublica survey found that PayPal, Stripe, Newsmax and others help keep more than half of the most-visited extremist sites in business.

How We Investigated Technology Companies Supporting Hate Sites

We wrote software to find the external domains contacted by popular websites that have been identified as extremist by either the Southern Poverty Law Center or the Anti-Defamation League.

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