collaborators

8 papers

cs.CY2026

Muse Spark Safety & Preparedness Report

Cristina Menghini, Peter Ney, Hamza Kwisaba +117

Muse Spark is the latest large language model developed by Meta. In this report, we first present evaluations for catastrophic risk domains under Meta's Advanced AI Scaling Framewo…

cs.CL2026

What's In My Human Feedback? Learning Interpretable Descriptions of Preference Data

Rajiv Movva, Smitha Milli, Sewon Min +1

Human feedback can alter language models in unpredictable and undesirable ways, as practitioners lack a clear understanding of what feedback data encodes. While prior work studies…

cs.SI2026

The Prosocial Ranking Challenge: Reducing Polarization on Social Media without Sacrificing Engagement

Jonathan Stray, Ian Baker, George Beknazar-Yuzbashev +42

We report the first direct comparisons of multiple alternative social media algorithms on multiple platforms on outcomes of societal interest. We used a browser extension to modify…

cs.LG2026

Cultivating Pluralism In Algorithmic Monoculture: The Community Alignment Dataset

Lily Hong Zhang, Smitha Milli, Karen Jusko +12

How can large language models (LLMs) serve users with varying preferences that may conflict across cultural, political, or other dimensions? To advance this challenge, this paper e…

cs.AI2025

Question the Questions: Auditing Representation in Online Deliberative Processes

Soham De, Lodewijk Gelauff, Ashish Goel +3

A central feature of many deliberative processes, such as citizens' assemblies and deliberative polls, is the opportunity for participants to engage directly with experts. While pa…

cs.AI2025

CTRL-Rec: Controlling Recommender Systems With Natural Language

Micah Carroll, Adeline Foote, Kevin Feng +4

When users are dissatisfied with recommendations from a recommender system, they often lack fine-grained controls for changing them. Large language models (LLMs) offer a solution b…