collaborators

5 papers

cs.AI2026

SkillShapley: Boundary-Adaptive Shapley Valuation for Skill Step Attribution in LLM Agents

Chang Liu, Yuqi Zhang, Yiman Zhong +3

Agent skills are crucial external instructions that enable language agents to execute long procedural tasks such as coding or document processing. Existing agent skills are primari…

cs.GT2026

Representation in Peer Selection: A Liquid Democracy Perspective

Davide Grossi, Grzegorz Lisowski, Georgios Papasotiropoulos

We study the peer selection problem in which a group of peers must select a fixed-size committee from among themselves. To this end, we introduce a class of approval-based preferen…

cs.CY2026

Computational Challenges in Scaling Democratic Deliberation

Davide Grossi

The paper provides an overview of core functionalities that digital democracy software needs to provide in order to support democratic deliberative processes at scale. Developing t…

cs.LG2026

Probably Approximately Consensus: On the Learning Theory of Finding Common Ground

Carter Blair, Ben Armstrong, Shiri Alouf-Heffetz +2

A primary goal of online deliberation platforms is to identify ideas that are broadly agreeable to a community of users through their expressed preferences. Yet, consensus elicitat…

cs.CY2025

Delegations as Adaptive Representation Patterns: Rethinking Influence in Liquid Democracy

Davide Grossi, Andreas Nitsche

Liquid democracy is a mechanism for the division of labor in decision-making through the transitive delegation of influence. In essence, all individuals possess the autonomy to det…