TAKING A STEP BACK: CRITICAL RE-EXAMINATION OF GDN AND TECHNOLOGY INTERACTIONS -- Taxonomy of Styles, Strategies, and Tactics in E-negotiations -- The More the Merrier? A Machine Learning Analysis of Information Growth in Negotiation Processes -- PREFERENCE MODELLING AND MCDM -- Ranking Potential Investors Using the FITradeoff Method and Value Focused Thinking in a Group Decision Problem -- Using unfolding analysis and MARS approach for generating a scoring system from a group preference information -- A group decision-aiding protocol for selecting a post-industrial cultural tourism product in Czeladź Commune in Poland -- Capturing Stakeholder Value Drivers in Participatory Decision Analysis -- CONFLICT MODELLING AND DISTRIBUTIVE MECHANISMS -- Composite Consensus-Building Processes: Permissible Meeting Analysis and Compromise Choice Exploration -- Equilibrium and Efficiency in Conflict Analysis Incorporating Permissibility -- Hierarchical Modeling of Aggregate Mining Conflict in Ontario, Canada -- Comparing Algorithms for Fail Allocation of Indivisible Items with Limited information -- Weighted Reward Allocation Mechanism for Data Collection Quality.