AIIC AI Intelligence Centre

SOURCE-LINKED INTELLIGENCE

Facebook’s On-This-Day Feature Mistakenly Showed Painful Memories to Users

AI Incident Database · article · Apr 2, 2015 · UTC

Facebook’s “On This Day” algorithm which highlighted past posts on a user’s private page or News Feed confronted unwanted and painful personal memories to its users.

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recordType
incident-report
evidenceStatus
reported
region
Global

Reported occurrence date: 2015-03-24T00:00:00.000Z

Evidence & attribution

AI Incident Database, Responsible AI Collaborative; McGregor (2021), Preventing Repeated Real World AI Failures by Cataloging Incidents. Incident-specific contributor credits are available at each citation link. Metadata adapted; article text excluded.

License: CC BY-SA 4.0

First collected: 2026-09-19T22:50:59.123Z. This is not the publication date.

Observed changes

AIIC observation times, not verified publisher revision times. Up to eight recent revisions.

2026-09-20T23:22:28.549Z

  • publishedAt: Not provided2015-04-02T00:00:00.000Z