EY retracts study after researchers discover AI hallucinations
EY just retracted a major study. AI hallucinations are no longer a theoretical problem—they're a business liability.

Why it matters
High-profile professional services firms are deploying AI without sufficient guardrails, creating reputational and operational risk. This signals a broader governance gap in enterprise AI adoption that boards need to address.
The key facts
4 to knowEY retracted study due to AI hallucinations
Incident highlights professional services firms deploying AI without adequate validation
Growing pattern of AI-generated misinformation in high-stakes business contexts
Reputational risk when trusted advisory firms rely on unverified AI outputs
Go to the source
Financial Times Technologyft.com
Publisher excerpt: Incident is latest example of professional services firm being led astray by new technology