collaborators

7 papers

cs.MA2026

Harm in AI-Driven Societies: An Audit of Toxicity Adoption on Chirper.ai

Erica Coppolillo, Luca Luceri, Emilio Ferrara

Large Language Models (LLMs) are increasingly embedded in autonomous agents that engage, converse, and co-evolve in online social platforms. While prior work has documented the gen…

cs.SI2026

Gendered Pathways in AI Companionship: Cross-Community Behavior and Toxicity Patterns on Reddit

Erica Coppolillo, Emilio Ferrara

AI-companionship platforms are rapidly reshaping how people form emotional, romantic, and parasocial bonds with non-human agents, raising new questions about how these relationship…

cs.CL2025

Limited Effectiveness of LLM-based Data Augmentation for COVID-19 Misinformation Stance Detection

Eun Cheol Choi, Ashwin Balasubramanian, Jinhu Qi +1

Misinformation surrounding emerging outbreaks poses a serious societal threat, making robust countermeasures essential. One promising approach is stance detection (SD), which ident…

cs.SI2025

Beyond Interaction Patterns: Assessing Claims of Coordinated Inter-State Information Operations on Twitter/X

Valeria Pantè, David Axelrod, Alessandro Flammini +3

Social media platforms have become key tools for coordinated influence operations, enabling state actors to manipulate public opinion through strategic, collective actions. While p…

cs.SI20241 cited

Safe Spaces or Toxic Places? Content Moderation and Social Dynamics of Online Eating Disorder Communities

Kristina Lerman, Minh Duc Chu, Charles Bickham +2

Social media platforms have become critical spaces for discussing mental health concerns, including eating disorders. While these platforms can provide valuable support networks, t…

cs.SI2024

IOHunter: Graph Foundation Model to Uncover Online Information Operations

Marco Minici, Luca Luceri, Francesco Fabbri +1

Social media platforms have become vital spaces for public discourse, serving as modern agoràs where a wide range of voices influence societal narratives. However, their open natur…