activity
20202026
most citedSemEval-2023 Task 10: Explainable Detection of Online Sexism

48 citations · 175 across the 29 of their papers we have counts for

collaborators

31 papers

cs.CL2026

How AI Writing Assistance Distorts Perceptions of AI Users and Their Opinions

Paul Röttger, Kobi Hackenburg, Hannah Rose Kirk +1

Hundreds of millions of people use AI for writing assistance. We asked how AI distorts perceptions of AI users and their opinions. Writers (N=2,939) wrote political opinion paragra…

cs.CL2026

Diffusion Language Models Are Natively Length-Aware

Vittorio Rossi, Giacomo Cirò, Davide Beltrame +3

Unlike autoregressive language models, which terminate variable-length generation upon predicting an End-of-Sequence (EoS) token, Diffusion Language Models (DLMs) operate over a fi…

cs.CL2025★ 1 cited

No for Some, Yes for Others: Persona Prompts and Other Sources of False Refusal in Language Models

Flor Miriam Plaza-del-Arco, Paul Röttger, Nino Scherrer +3

Large language models (LLMs) are increasingly integrated into our daily lives and personalized. However, LLM personalization might also increase unintended side effects. Recent wor…

cs.CL2025

The Pluralistic Moral Gap: Understanding Judgment and Value Differences between Humans and Large Language Models

Giuseppe Russo, Debora Nozza, Paul Röttger +1

People increasingly rely on Large Language Models (LLMs) for moral advice, which may influence humans' decisions. Yet, little is known about how closely LLMs align with human moral…

cs.CL2025

TrojanStego: Your Language Model Can Secretly Be A Steganographic Privacy Leaking Agent

Dominik Meier, Jan Philip Wahle, Paul Röttger +2

As large language models (LLMs) become integrated into sensitive workflows, concerns grow over their potential to leak confidential information. We propose TrojanStego, a novel thr…

cs.CY2025★ 4 cited

AILuminate: Introducing v1.0 of the AI Risk and Reliability Benchmark from MLCommons

Shaona Ghosh, Heather Frase, Adina Williams +99

The rapid advancement and deployment of AI systems have created an urgent need for standard safety-evaluation frameworks. This paper introduces AILuminate v1.0, the first comprehen…

cs.CL2025

IssueBench: Millions of Realistic Prompts for Measuring Issue Bias in LLM Writing Assistance

Paul Röttger, Musashi Hinck, Valentin Hofmann +4

Large language models (LLMs) are helping millions of users write texts about diverse issues, and in doing so expose users to different ideas and perspectives. This creates concerns…

cs.CL2025

MSTS: A Multimodal Safety Test Suite for Vision-Language Models

Paul Röttger, Giuseppe Attanasio, Felix Friedrich +19

Vision-language models (VLMs), which process image and text inputs, are increasingly integrated into chat assistants and other consumer AI applications. Without proper safeguards,…

cs.CL2024★ 3 cited

Evidence of a log scaling law for political persuasion with large language models

Kobi Hackenburg, Ben M. Tappin, Paul Röttger +3

Large language models can now generate political messages as persuasive as those written by humans, raising concerns about how far this persuasiveness may continue to increase with…

cs.CL2024★ 2 cited

Beyond Flesch-Kincaid: Prompt-based Metrics Improve Difficulty Classification of Educational Texts

Donya Rooein, Paul Rottger, Anastassia Shaitarova +1

Using large language models (LLMs) for educational applications like dialogue-based teaching is a hot topic. Effective teaching, however, requires teachers to adapt the difficulty…

cs.CL2024★ 5 cited

Introducing v0.5 of the AI Safety Benchmark from MLCommons

Bertie Vidgen, Adarsh Agrawal, Ahmed M. Ahmed +97

This paper introduces v0.5 of the AI Safety Benchmark, which has been created by the MLCommons AI Safety Working Group. The AI Safety Benchmark has been designed to assess the safe…

cs.CL2024

Look at the Text: Instruction-Tuned Language Models are More Robust Multiple Choice Selectors than You Think

Xinpeng Wang, Chengzhi Hu, Bolei Ma +2

Multiple choice questions (MCQs) are commonly used to evaluate the capabilities of large language models (LLMs). One common way to evaluate the model response is to rank the candid…

cs.CL2024★ 4 cited

SafetyPrompts: a Systematic Review of Open Datasets for Evaluating and Improving Large Language Model Safety

Paul Röttger, Fabio Pernisi, Bertie Vidgen +1

The last two years have seen a rapid growth in concerns around the safety of large language models (LLMs). Researchers and practitioners have met these concerns by creating an abun…

cs.CL2024

Improving Adversarial Data Collection by Supporting Annotators: Lessons from GAHD, a German Hate Speech Dataset

Janis Goldzycher, Paul Röttger, Gerold Schneider

Hate speech detection models are only as good as the data they are trained on. Datasets sourced from social media suffer from systematic gaps and biases, leading to unreliable mode…

cs.CL2024

Evaluating the Elementary Multilingual Capabilities of Large Language Models with MultiQ

Carolin Holtermann, Paul Röttger, Timm Dill +1

Large language models (LLMs) need to serve everyone, including a global majority of non-English speakers. However, most LLMs today, and open LLMs in particular, are often intended…

cs.CL2024★ 7 cited

Political Compass or Spinning Arrow? Towards More Meaningful Evaluations for Values and Opinions in Large Language Models

Paul Röttger, Valentin Hofmann, Valentina Pyatkin +4

Much recent work seeks to evaluate values and opinions in large language models (LLMs) using multiple-choice surveys and questionnaires. Most of this work is motivated by concerns…

cs.CL2024★ 3 cited

"My Answer is C": First-Token Probabilities Do Not Match Text Answers in Instruction-Tuned Language Models

Xinpeng Wang, Bolei Ma, Chengzhi Hu +5

The open-ended nature of language generation makes the evaluation of autoregressive large language models (LLMs) challenging. One common evaluation approach uses multiple-choice qu…

cs.CL2023★ 3 cited

The Empty Signifier Problem: Towards Clearer Paradigms for Operationalising "Alignment" in Large Language Models

Hannah Rose Kirk, Bertie Vidgen, Paul Röttger +1

In this paper, we address the concept of "alignment" in large language models (LLMs) through the lens of post-structuralist socio-political theory, specifically examining its paral…

cs.CL2023★ 5 cited

SimpleSafetyTests: a Test Suite for Identifying Critical Safety Risks in Large Language Models

Bertie Vidgen, Nino Scherrer, Hannah Rose Kirk +4

The past year has seen rapid acceleration in the development of large language models (LLMs). However, without proper steering and safeguards, LLMs will readily follow malicious in…

cs.CL2023

The Past, Present and Better Future of Feedback Learning in Large Language Models for Subjective Human Preferences and Values

Hannah Rose Kirk, Andrew M. Bean, Bertie Vidgen +2

Human feedback is increasingly used to steer the behaviours of Large Language Models (LLMs). However, it is unclear how to collect and incorporate feedback in a way that is efficie…

cs.CL2023★ 12 cited

Safety-Tuned LLaMAs: Lessons From Improving the Safety of Large Language Models that Follow Instructions

Federico Bianchi, Mirac Suzgun, Giuseppe Attanasio +4

Training large language models to follow instructions makes them perform better on a wide range of tasks and generally become more helpful. However, a perfectly helpful model will…

cs.CL2023★ 6 cited

XSTest: A Test Suite for Identifying Exaggerated Safety Behaviours in Large Language Models

Paul Röttger, Hannah Rose Kirk, Bertie Vidgen +3

Without proper safeguards, large language models will readily follow malicious instructions and generate toxic content. This risk motivates safety efforts such as red-teaming and l…

cs.CL2023★ 6 cited

The Ecological Fallacy in Annotation: Modelling Human Label Variation goes beyond Sociodemographics

Matthias Orlikowski, Paul Röttger, Philipp Cimiano +1

Many NLP tasks exhibit human label variation, where different annotators give different labels to the same texts. This variation is known to depend, at least in part, on the sociod…

cs.CL2023★ 24 cited

Personalisation within bounds: A risk taxonomy and policy framework for the alignment of large language models with personalised feedback

Hannah Rose Kirk, Bertie Vidgen, Paul Röttger +1

Large language models (LLMs) are used to generate content for a wide range of tasks, and are set to reach a growing audience in coming years due to integration in product interface…