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#machinebias — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #machinebias, aggregated by home.social.

  1. PsyPost: AI-generated Grokipedia articles are longer, less readable, and cite fewer sources than their Wikipedia counterparts. “A recent study published in the Proceedings of the National Academy of Sciences provides evidence that automated encyclopedias differ from human-edited platforms in both structure and political leaning. The research suggests that rather than uniformly removing bias, […]

    https://rbfirehose.com/2026/05/23/psypost-ai-generated-grokipedia-articles-are-longer-less-readable-and-cite-fewer-sources-than-their-wikipedia-counterparts/
  2. PsyPost: AI-generated Grokipedia articles are longer, less readable, and cite fewer sources than their Wikipedia counterparts. “A recent study published in the Proceedings of the National Academy of Sciences provides evidence that automated encyclopedias differ from human-edited platforms in both structure and political leaning. The research suggests that rather than uniformly removing bias, […]

    https://rbfirehose.com/2026/05/23/psypost-ai-generated-grokipedia-articles-are-longer-less-readable-and-cite-fewer-sources-than-their-wikipedia-counterparts/
  3. PsyPost: AI-generated Grokipedia articles are longer, less readable, and cite fewer sources than their Wikipedia counterparts. “A recent study published in the Proceedings of the National Academy of Sciences provides evidence that automated encyclopedias differ from human-edited platforms in both structure and political leaning. The research suggests that rather than uniformly removing bias, […]

    https://rbfirehose.com/2026/05/23/psypost-ai-generated-grokipedia-articles-are-longer-less-readable-and-cite-fewer-sources-than-their-wikipedia-counterparts/
  4. PsyPost: AI-generated Grokipedia articles are longer, less readable, and cite fewer sources than their Wikipedia counterparts. “A recent study published in the Proceedings of the National Academy of Sciences provides evidence that automated encyclopedias differ from human-edited platforms in both structure and political leaning. The research suggests that rather than uniformly removing bias, […]

    https://rbfirehose.com/2026/05/23/psypost-ai-generated-grokipedia-articles-are-longer-less-readable-and-cite-fewer-sources-than-their-wikipedia-counterparts/
  5. PsyPost: AI-generated Grokipedia articles are longer, less readable, and cite fewer sources than their Wikipedia counterparts. “A recent study published in the Proceedings of the National Academy of Sciences provides evidence that automated encyclopedias differ from human-edited platforms in both structure and political leaning. The research suggests that rather than uniformly removing bias, […]

    https://rbfirehose.com/2026/05/23/psypost-ai-generated-grokipedia-articles-are-longer-less-readable-and-cite-fewer-sources-than-their-wikipedia-counterparts/
  6. Tubefilter: Are male and female social media accounts floating in gendered political bubbles?. “A report published in Cornell University‘s arXiv database shows that recommendation algorithms treat male and female accounts differently, especially in the realm of political content.”

    https://rbfirehose.com/2026/05/22/tubefilter-are-male-and-female-social-media-accounts-floating-in-gendered-political-bubbles/
  7. PsyPost: Disclosing autism to AI chatbots prompts overly cautious, stereotypical advice. “When autistic people ask artificial intelligence programs for life advice, mentioning their diagnosis prompts these systems to recommend highly conservative choices like skipping social events or avoiding romance. This shift in advice reveals a hidden tension where the technology relies heavily on […]

    https://rbfirehose.com/2026/04/24/psypost-disclosing-autism-to-ai-chatbots-prompts-overly-cautious-stereotypical-advice/
  8. University of Copenhagen: Researchers: Chatbots are biased and should not be used for political advice. “AI Popular chatbots such as ChatGPT and Gemini are not neutral and tend to favor certain political parties when asked who users should vote for. This makes them unsuitable for providing advice in connection with elections, according to researchers from the University of Copenhagen behind a […]

    https://rbfirehose.com/2026/04/24/researchers-chatbots-are-biased-and-should-not-be-used-for-political-advice-university-of-copenhagen/
  9. The Register: Bad teacher bots can leave hidden marks on model students. “New research warns about the dangers of teaching LLMs on the output of other models, showing that undesirable traits can be transmitted ‘subliminally’ from teacher to student, even when they are scrubbed from training data.”

    https://rbfirehose.com/2026/04/20/the-register-bad-teacher-bots-can-leave-hidden-marks-on-model-students/
  10. PsyPost: AI autocomplete suggestions covertly change how users think about important topics. “New research provides evidence that interacting with biased autocomplete suggestions can covertly shift a person’s underlying attitudes on important societal issues. The findings, published in the journal Science Advances, suggest that the subtle influence of these everyday programs often bypasses […]

    https://rbfirehose.com/2026/04/06/psypost-ai-autocomplete-suggestions-covertly-change-how-users-think-about-important-topics/
  11. PsyPost: AI autocomplete suggestions covertly change how users think about important topics. “New research provides evidence that interacting with biased autocomplete suggestions can covertly shift a person’s underlying attitudes on important societal issues. The findings, published in the journal Science Advances, suggest that the subtle influence of these everyday programs often bypasses […]

    https://rbfirehose.com/2026/04/06/psypost-ai-autocomplete-suggestions-covertly-change-how-users-think-about-important-topics/
  12. PsyPost: Efforts to make AI inclusive accidentally create bizarre new gender biases, new research suggests. “New research published in Computers in Human Behavior Reports suggests that efforts to make artificial intelligence more inclusive can sometimes create unexpected new biases.”

    https://rbfirehose.com/2026/03/27/psypost-efforts-to-make-ai-inclusive-accidentally-create-bizarre-new-gender-biases-new-research-suggests/
  13. The Register: UK police force presses pause on live facial recognition after study finds racial bias . “A UK police force has suspended its deployment of live facial recognition (LFR) technology after a study revealed it was statistically more likely to identify Black people on a watchlist database.”

    https://rbfirehose.com/2026/03/23/the-register-uk-police-force-presses-pause-on-live-facial-recognition-after-study-finds-racial-bias/
  14. Yale News: AI’s hidden bias: Chatbots can influence opinions without trying. “Prior research has shown that content generated by artificial intelligence (AI) that has been prompted to be persuasive can indeed shift people’s opinions. But this study provides evidence that the same is also true of content that is not intended to change minds, such as the summaries that popular chatbots […]

    https://rbfirehose.com/2026/03/09/ais-hidden-bias-chatbots-can-influence-opinions-without-trying-yale-news/
  15. Yale News: AI’s hidden bias: Chatbots can influence opinions without trying. “Prior research has shown that content generated by artificial intelligence (AI) that has been prompted to be persuasive can indeed shift people’s opinions. But this study provides evidence that the same is also true of content that is not intended to change minds, such as the summaries that popular chatbots […]

    https://rbfirehose.com/2026/03/09/ais-hidden-bias-chatbots-can-influence-opinions-without-trying-yale-news/
  16. Yale News: AI’s hidden bias: Chatbots can influence opinions without trying. “Prior research has shown that content generated by artificial intelligence (AI) that has been prompted to be persuasive can indeed shift people’s opinions. But this study provides evidence that the same is also true of content that is not intended to change minds, such as the summaries that popular chatbots […]

    https://rbfirehose.com/2026/03/09/ais-hidden-bias-chatbots-can-influence-opinions-without-trying-yale-news/
  17. Yale News: AI’s hidden bias: Chatbots can influence opinions without trying. “Prior research has shown that content generated by artificial intelligence (AI) that has been prompted to be persuasive can indeed shift people’s opinions. But this study provides evidence that the same is also true of content that is not intended to change minds, such as the summaries that popular chatbots […]

    https://rbfirehose.com/2026/03/09/ais-hidden-bias-chatbots-can-influence-opinions-without-trying-yale-news/
  18. Yale News: AI’s hidden bias: Chatbots can influence opinions without trying. “Prior research has shown that content generated by artificial intelligence (AI) that has been prompted to be persuasive can indeed shift people’s opinions. But this study provides evidence that the same is also true of content that is not intended to change minds, such as the summaries that popular chatbots […]

    https://rbfirehose.com/2026/03/09/ais-hidden-bias-chatbots-can-influence-opinions-without-trying-yale-news/
  19. Northeastern News: New research decodes hidden bias in health care LLMs. “Large language models contain racial biases that factor into their recommendations, even in clinical health care settings. Northeastern researchers found a way to reveal these racial associations in LLMs.”

    https://rbfirehose.com/2026/01/22/northeastern-news-new-research-decodes-hidden-bias-in-health-care-llms/
  20. University of Washington: People mirror AI systems’ hiring biases, study finds. “When picking candidates without AI or with neutral AI, participants picked white and non-white applicants at equal rates. But when they worked with a moderately biased AI, if the AI preferred non-white candidates, participants did too. If it preferred white candidates, participants did too. In cases of severe […]

    https://rbfirehose.com/2025/11/12/university-of-washington-people-mirror-ai-systems-hiring-biases-study-finds/

  21. PsyPost: Artificial intelligence exhibits human-like cognitive errors in medical reasoning. “A new study suggests that advanced artificial intelligence models, increasingly used in medicine, can exhibit human-like errors in reasoning when making clinical recommendations. The research found these AI models were susceptible to cognitive biases, and in many cases, the magnitude of these biases was […]

    https://rbfirehose.com/2025/11/12/psypost-artificial-intelligence-exhibits-human-like-cognitive-errors-in-medical-reasoning/

  22. PsyPost: Artificial intelligence exhibits human-like cognitive errors in medical reasoning. “A new study suggests that advanced artificial intelligence models, increasingly used in medicine, can exhibit human-like errors in reasoning when making clinical recommendations. The research found these AI models were susceptible to cognitive biases, and in many cases, the magnitude of these biases was […]

    https://rbfirehose.com/2025/11/12/psypost-artificial-intelligence-exhibits-human-like-cognitive-errors-in-medical-reasoning/

  23. PsyPost: Artificial intelligence exhibits human-like cognitive errors in medical reasoning. “A new study suggests that advanced artificial intelligence models, increasingly used in medicine, can exhibit human-like errors in reasoning when making clinical recommendations. The research found these AI models were susceptible to cognitive biases, and in many cases, the magnitude of these biases was […]

    https://rbfirehose.com/2025/11/12/psypost-artificial-intelligence-exhibits-human-like-cognitive-errors-in-medical-reasoning/

  24. PsyPost: Artificial intelligence exhibits human-like cognitive errors in medical reasoning. “A new study suggests that advanced artificial intelligence models, increasingly used in medicine, can exhibit human-like errors in reasoning when making clinical recommendations. The research found these AI models were susceptible to cognitive biases, and in many cases, the magnitude of these biases was […]

    https://rbfirehose.com/2025/11/12/psypost-artificial-intelligence-exhibits-human-like-cognitive-errors-in-medical-reasoning/

  25. The Conversation: Historical images made with AI recycle colonial stereotypes and bias – new research. “When prompted to visualise Aotearoa New Zealand’s past, Sora privileges the European settler viewpoint: pre-colonial landscapes are rendered as empty wilderness, Captain Cook appears as a calm civiliser, and Māori are cast as timeless, peripheral figures. As generative AI tools become […]

    https://rbfirehose.com/2025/10/24/the-conversation-historical-images-made-with-ai-recycle-colonial-stereotypes-and-bias-new-research/

  26. UC Berkeley: Women portrayed as younger than men online, and AI amplifies the bias. “U.S. Census data shows no systematic age differences between men and women in the workforce over the past decade. And women on average live longer than men. But that’s not what you’ll see if you search Google or YouTube or query an AI like ChatGPT.”

    https://rbfirehose.com/2025/10/11/uc-berkeley-women-portrayed-as-younger-than-men-online-and-ai-amplifies-the-bias/

  27. Carnegie Mellon University: SEI Tool Helps Federal Agencies Detect AI Bias and Build Trust. “Carnegie Mellon University’s Software Engineering Institute has developed the AI robustness (AIR) tool, a free, open-source platform that helps agencies uncover why an AI system may produce biased or unreliable results. Unlike conventional methods which spot surface-level patterns in data, AIR shows […]

    https://rbfirehose.com/2025/09/20/carnegie-mellon-university-sei-tool-helps-federal-agencies-detect-ai-bias-and-build-trust/

  28. Johns Hopkins University: Multilingual artificial intelligence often reinforces bias. “Johns Hopkins computer scientists have discovered that artificial intelligence tools like ChatGPT are creating a digital language divide, amplifying the dominance of English and other commonly spoken languages while sidelining minority languages.”

    https://rbfirehose.com/2025/09/05/johns-hopkins-university-multilingual-artificial-intelligence-often-reinforces-bias/

  29. The Register: Biased bots: AI hiring managers shortlist candidates with AI resumes. “Job seekers who use the same AI model to compose their resumes as the AI model used to evaluate their application are more likely to advance through the hiring process than those submitting human-written materials, according to researchers.”

    https://rbfirehose.com/2025/09/05/biased-bots-ai-hiring-managers-shortlist-candidates-with-ai-resumes-the-register/

  30. The Register: ChatGPT hates LA Chargers fans . “The reason, according to researchers affiliated with Harvard University, is that the model’s guardrails incorporate biases that shape its responses based on contextual information about the user.”

    https://rbfirehose.com/2025/08/29/the-register-chatgpt-hates-la-chargers-fans/

  31. University of Washington: With just a few messages, biased AI chatbots swayed people’s political views. “University of Washington researchers recruited self-identifying Democrats and Republicans to make political decisions with help from three versions of ChatGPT: a base model, one with liberal bias and one with conservative bias. Democrats and Republicans were both likelier to lean in the […]

    https://rbfirehose.com/2025/08/10/university-of-washington-with-just-a-few-messages-biased-ai-chatbots-swayed-peoples-political-views/

  32. PeerJ: New study reveals bias in AI text detection tools impacts academic publishing fairness. “A study published in PeerJ Computer Science reveals significant accuracy-bias trade-offs in artificial intelligence text detection tools that could disproportionately impact non-native English speakers and certain academic disciplines in scholarly publishing.”

    https://rbfirehose.com/2025/06/26/peerj-new-study-reveals-bias-in-ai-text-detection-tools-impacts-academic-publishing-fairness/

  33. The Conversation: AI is inherently ageist. That’s not just unethical – it can be costly for workers and businesses. “Although age has become a protected characteristic in UK law, ageist norms and practices persist in many not-so-subtle forms. Ageism can affect both young and old, but when it comes to technology, the impact is overwhelmingly skewed against older people. So-called […]

    https://rbfirehose.com/2025/04/25/the-conversation-ai-is-inherently-ageist-thats-not-just-unethical-it-can-be-costly-for-workers-and-businesses/

  34. University of Oklahoma: How AI Bias Shapes Everything from Hiring to Health Care. “Naveen Kumar, an associate professor at the University of Oklahoma’s Price College of Business, has co-authored a study emphasizing the urgent need to address bias by developing and deploying ethical, explainable AI. This includes methods and policies that ensure fairness and transparency and reduce […]

    https://rbfirehose.com/2025/02/16/university-of-oklahoma-how-ai-bias-shapes-everything-from-hiring-to-health-care/

  35. University of Washington: Study finds strong negative associations with teenagers in AI models . “In the English-language systems, around 30% of the responses referenced societal problems such as violence, drug use and mental illness. The Nepali system produced fewer negative associations in responses, closer to 10% of all answers. Finally, the researchers held workshops with groups of teens […]

    https://rbfirehose.com/2025/01/23/university-of-washington-study-finds-strong-negative-associations-with-teenagers-in-ai-models/

  36. Concordia University: A new research program led by Concordia is Indigenizing artificial intelligence. “A new initiative steered by Concordia researchers is challenging the conversation around the direction of artificial intelligence (AI). It charges that the current trajectory is inherently biased against non-Western modes of thinking about intelligence — especially those originating from […]

    https://rbfirehose.com/2025/01/16/concordia-university-a-new-research-program-led-by-concordia-is-indigenizing-artificial-intelligence/

  37. MIT News: Study reveals AI chatbots can detect race, but racial bias reduces response empathy. “Using a dataset of 12,513 posts with 70,429 responses from 26 mental health-related subreddits, researchers from MIT, New York University (NYU), and University of California Los Angeles (UCLA) devised a framework to help evaluate the equity and overall quality of mental health support chatbots […]

    https://rbfirehose.com/2024/12/28/mit-news-study-reveals-ai-chatbots-can-detect-race-but-racial-bias-reduces-response-empathy/

  38. MIT News: Study: Some language reward models exhibit political bias. “A new study conducted by researchers at MIT’s Center for Constructive Communication (CCC) provides support for the notion that reward models — models trained on human preference data that evaluate how well an LLM’s response aligns with human preferences — may also be biased, even when trained on statements known to be […]

    https://rbfirehose.com/2024/12/11/study-some-language-reward-models-exhibit-political-bias-mit-news/