GDM Seminar

Annual Seminar “Quantitative Methods of Group Decision Making”
The aim of the Quantitative Methods of Group Decision Making (GDM) Seminar is to provide widely acclaimed researchers the opportunity to present and to discuss theoretical and practical aspects of their work in the field of Quantitative Methods of Group Decision Making. We want to offer an opportunity for researchers and practitioners to identify new promising research directions, exchange ideas, opinions and experiences, present current research results, stimulate new solutions as well as to publish recent advances in this area.

The scope of the GDM Seminar includes, but is not limited to the following topics:

• Operations Research
• Power Indices
• Group Decision Making
• Cooperative Games and Networks
• Aggregation of Preferences under Imprecise Information
• Allocation Rules and Sub-coalitional Approach
• Internet Information Retrieval
• Internet of Things
• Quality of Collective Knowledge
• Community Detection in Web
• Measurement of Control in Multi-parameters Structures
• Graph Connection Games

The organizing and program committees consist of:
Jacek Mercik, WSB Merito University in Wrocław (jacek.mercik@wroclaw.merito.pl), 
Anna Motylska-Kuźma, University of Lower Silesia (anna.motylska-kuzma@dsw.edu.pl),
Anna Zgrzywa-Ziemak, WSB Merito University in Wrocław (anna.zgrzywa-ziemak@wroclaw.merito.pl). 
This seminar (on annual base) is financed and supported by WSB Merito University in Wrocław.
 
11th Seminar “Quantitative Methods of Group Decision Making”, November 28 2025
Organizing and Program Committee: prof. Jacek Mercik, dr Anna Motylska-Kuźma, prof. UWSB Anna Zgrzywa-Ziemak
Venue: WSB Merito University in Wrocław, Building A, Room 220
Fabryczna 29–31, 53-609 Wrocław, Poland
Time: 9:00–16:00

Programme:
Seminarium „Quantitative methods of group decision making”
November 28, 2025
WSB Merito University in Wroclaw, 29-31 Fabryczna St., 53-609, Wrocław
Building A, room 220
9:00 – 9:30 Participant registration and welcome coffee
9:30 – 11:30 Session I
9:30 – 9:45 Welcome address, Jacek Mercik
9:45 – 10:15 Are the first entrants to the competition rated lower?, Honorata Sosnowska and Maris Ekes
10:15 – 10:45 Game-theoretic approaches for evaluating indirect control power, Izabella Stach
10:45 – 11:15 Power indices with impossible coalitions, Marcin Malawski
11:15 – 11:45 Coffee break
11:45 – 12:15 Session II
11:45 – 12:15 Belief Structure in a New TOPSIS-Based Approach for Rank Aggregation, Tomasz Wachowicz
12:15 – 12:45 Management of Communications Networks: A Cooperative Game Approach Using Myerson’s approach, David Ramsey and Rajiansyah Rajiansyah
12:45 – 13:15 Presentation of PhD concept – Identification of individual factors influencing the effectiveness of knowledge transfer in the organization, Anna Tomala
13:15 – 13:45 Open discussion
13:45 – 14:45 Lunch (FLOW Bistro, building G)
Evening Events
19:00 Attending concert Planets at the National Forum of Music (pl. Wolności 1, Wrocław) or visiting Christmas Market
20:30 Social meeting at Szynkarnia, ul. Św. Antoniego 15, Wrocław