Papers by David Guzman Piedrahita
Democratic or Authoritarian? Probing a New Dimension of Political Biases in Large Language Models (2026.eacl-long)
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| Challenge: | Prior work on LLM biases focused on socio-demographic and left–right political dimensions, but little attention has been paid to how they align with broader geopolitical value systems. |
| Approach: | They propose a method to assess how LLMs align with broader geopolitical value systems, particularly the democracy–authoritarianism spectrum. |
| Outcome: | The proposed method combines the F-scale, FavScore and role-model probing to assess which figures are cited as general role models by LLMs. |
Are Language Models Consequentialist or Deontological Moral Reasoners? (2025.emnlp-main)
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Keenan Samway, Max Kleiman-Weiner, David Guzman Piedrahita, Rada Mihalcea, Bernhard Schölkopf, Zhijing Jin
| Challenge: | Recent studies have focused on the moral judgments in large language models rather than their underlying moral reasoning process. |
| Approach: | They propose a taxonomy of moral rationales to classify reasoning traces according to consequentialism and deontology . they use trolley problems to analyze moral reasoning tracing in large language models . |
| Outcome: | The proposed taxonomy of moral rationales sheds light on consequentialism and deontology . it systematically classifies reasoning traces according to two main ethical theories . |