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Base Models Can Detect Hidden Intentions that Prompted Classifiers Miss.

LessWrongAnalysis or commentary·
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A LessWrong post discusses the Persona Selection Model, which holds that post-training selects a persona the model learned during pre-training, and cites Subliminal Learning by Cloud et al., which showed models can impart covert signals such as a "love of owls" into semantically unrelated output.

Written by AI from LessWrong's published text.

Source

“TL;DR The Persona Selection Model (PSM) posits that post-training selects a persona the model learned during pre-training.”
LessWrong, 12 Oct 2026, 15:09.

Interpretation or community commentary rather than straight reporting.

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