EUMAS 2022 Papers -- Iterative Goal-Based Approval Voting -- Mind the Gap! Runtime Verification of Partially Observable MASs with Probabilistic Trace Expressions -- Advising Agent for Service-Providing Live-Chat Operators -- Initial Conditions Sensitivity Analysis of a Two-Species Butterfly-Effect Agent-Based Model -- Proxy Manipulation for Better Outcomes -- The Spread of Opinions via Boolean Networks -- Robustness of Greedy Approval Rules -- Using Multiwinner Voting to Search for Movies -- Allocating Teams to Tasks: An Anytime Heuristic Competence-Based Approach -- Collaborative Decision Making for Lane-Free Autonomous Driving in the Presence of Uncertainty -- Maximin Shares under Cardinality Constraints -- Welfare Effects of Strategic Voting under Scoring Rules -- Preserving Consistency for Liquid Knapsack Voting -- Strategic Nominee Selection in Tournament Solutions -- Sybil-Resilient Social Choice with Low Voter Turnout -- A Survey of Ad Hoc Teamwork Research -- Combining Theory of Mind andAbduction for Cooperation under Imperfect Information -- A Modular Architecture for Integrating Normative Advisors in MAS -- Participatory Budgeting with Multiple Resources -- A Methodology for Formalizing Different Types of Norms -- Explainability in Mechanism Design: Recent Advances and the Road Ahead -- Integrating Quantitative and Qualitative Reasoning for Value Alignment -- Resource Allocation to Agents with Restrictions: Maximizing Likelihood with Minimum Compromise -- PhD Day Short Papers -- Proactivity in Intelligent Personal Assistants: A Simulation-based Approach -- Stability, Fairness, and Altruism in Coalition Formation -- Pro-Social Autonomous Agents -- Axiomatic and Algorithmic Study on Different Areas of Collective Decision Making -- Participatory Budgeting: Fairness and Welfare Maximization -- Human Consideration in Analysis and Algorithms for Mechanism Design.

This book constitutes thoroughly refereed and revised selected papers from the proceedings of 19th European Conference on Multi-Agent Systems, EUMAS 2022, held in Düsseldorf, Germany, during September 14-16, 2022. The 23 full papers included in this book were carefully reviewed and selected from 36 submissions. The book also contains 6 short summaries of talks from PhD students at the PhD day. The papers deal with current topics in the research and development of multi-agent systems.