Professor Hides Malicious Prompt in White Text, 32 Students Fail After Copying AI Nonsense

GaryMarcus · x · 2026-07-26

A professor embedded a hidden prompt in white text within midterm exam instructions, instructing AI models to generate nonsense.

Consequently, 32 out of 35 students blindly copy-pasted the AI-generated absurdities without proofreading, failing that portion of the exam.

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