What gives you away: how LLMs form opinions of you

LLMs form opinions of the people they are talking to.Chen et al. has shown that probes can extract attributes about the user, such as their age, gender, education, and socioeconomic status. This paper also shows that intervening on these representations can change the LLM's behaviour, proving that it will respond to you differently depending on what it thinks of you. If it thinks you are low socioeconomic status and you ask about travel options, it may filter out more expensive flights - without...