GDN INFORMS Section Award Recipients

GDN Award Recipients

GDN Lifetime Awards

Recognizing exceptional lifetime contributions to the Group Decision and Negotiation community.

2014 Melvin F. Shakun

Melvin F. Shakun

GDN Lifetime Award

GDN Section Award

Recognizing outstanding contributions to the field and the Group Decision and Negotiation community.

2026
Roman Slowinski

Roman Slowinski

2025
Masahide Horita

Masahide Horita

2024
Daniel Druckman

Daniel Druckman

2023
L. Alberto Franco

L. Alberto Franco

2022
Mareike Schoop

Mareike Schoop

2021
Raimo P. Hämäläinen

Raimo P. Hämäläinen

2020
Liping Fang

Liping Fang

2019
Tung Bui

Tung Bui

2018
Pascale Zaraté

Pascale Zaraté

2017
Adiel Teixeira de Almeida

Adiel Teixeira de Almeida

2016
Fran Ackermann

Fran Ackermann

2015
Katia Sycara

Katia Sycara

2014
Hannu Nurmi

Hannu Nurmi

2013
Keith W. Hipel

Keith W. Hipel

2012
L. Floyd Lewis

L. Floyd Lewis

2012
Rudolf Vetschera

Rudolf Vetschera

2010
Gert-Jan de Vreede

Gert-Jan de Vreede

2008
Colin Eden

Colin Eden

2007
Marc Kilgour

Marc Kilgour

2005
Gregory E. Kersten

Gregory E. Kersten

2004
Melvin F. Shakun

Melvin F. Shakun

INFORMS GDN Appreciation for Outstanding Service Award

Recognizing exceptional service and significant contributions to the Group Decision and Negotiation community.

2026
Liping Fang

Liping Fang

2025
Adiel Teixeira de Almeida

Adiel Teixeira de Almeida

2024
Mareike Schoop

Mareike Schoop

2024
Gert-Jan de Vreede

Gert-Jan de Vreede

2023
Rudolf Vetschera

Rudolf Vetschera

2023
Deepinder Bajwa

Deepinder Bajwa

2017
Marc Kilgour

Marc Kilgour

GDN Springer Best Paper Award Recipients

Recognizing outstanding papers presented within the Group Decision and Negotiation community.

2026
Best Paper

Negotiating the Small Stuff: AI Agents for Low-Stakes Group Decisions

Atefeh Jebeli, Manmohan Aseri and Balaji Padmanabhan

Runner-up

The Impact of Pre-Trained Language Models for Success Prediction in Digital Negotiations – A Comparative Analysis

Lennart Rukower, Muhammed-Fatih Kaya and Mareike Schoop

2025
Best Paper

Multiple Criteria Group Decision Aiding in Seven-valued Logic

Roman Slowinski and Salvatore Greco

Runner-up

The approbatory social welfare function: First results

Gustavo Santos-Garcia and Jcr Alcantud

2024
Best Paper

Full Rank Voting: The Closest to Voting with Intensity of Preferences

Luis Vargas and Marcel Minutolo

Runner-up

Group Decision-Making Process for Cyberattack Mitigation

Andrej Bregar, Anas Husseis and Jose Luis Flores

2023
Best Paper

The More the Merrier? A Machine Learning Analysis of Information Growth in Negotiation Processes

Muhammed-Fatih Kaya and Mareike Schoop

Runner-up

The Effects of Altruism and Reciprocity on the Stability of Nash Equilibrium in Two-Player 2×2 Games

Alexandre Leoneti and Dimitry Gimon

2022
Best Paper

Conflict in Tiny Town: Aggregate Mining at the Alliston Aquifer

Simone Philpot, Nayyer Mirnasl and Keith Hipel

Runner-up

Eliciting Preferences with Partial Information in Multi-Issue Negotiations: An Analysis Based on the FITradeoff-based Negotiation Protocol

Lucas Miguel Alencar de Morais Correia, Eduarda Asfora Frej, Manoel Lucas Sousa Ribeiro and Danielle Costa Morais

2020 & 2021
Best Paper

Social Ranking Problem Based on Rankings of Restricted Coalitions

Takahiro Suzuki and Masahide Horita

2017
Best Paper

Knowledge Acquisition Using Group Support System

Colin Eden, Igor Pyrko and Susan Howick

K. Hipel, C. Eden, E. Pyrko, M. Kilgour, G. Kersten (left to right)
Runner-up

Bargaining Steps and Preference Types in Zeuthen-Hicks Bargaining

Rudolf Vetschera and Luis Dias

K. Hipel, R. Vetschera, M. Kilgour, G. Kersten (left to right)
2016
Best Paper

Negotiating Peace: The Role of Procedural and Distributive Justice in Achieving Durable Peace

Daniel Druckman and Lynn Wagner

K. Hipel, D. Druckman, L. Wagner, C. Eden (left to right)

GDN Springer Best Student Paper

Recognizing outstanding student research presented within the Group Decision and Negotiation community.

2026
Best Paper

Blockchain as a Decentralized Allocator: A Consensus-based Auction Model for Multi-Robot Task Allocation

Kazuki Matsuo and Masahide Horita

Best Paper

"Sail Fast, Then Wait” in First-come, First-served Port Queues: Information Sharing for Sustainable Shipping

Ayato Kitadai, Shunta Yoshimura, Takuya Nakashima, Noora Torpo, Rei Miratsu, Naoki Mizutani and Nariaki Nishino

2025
Best Paper

Reconsidering the SINS II scale: Exploring its limitations and requirements for future research designs

Felix Kröcher, Peter Kesting and Remigiusz Smolinski

Runner-up

Strength of Preference and Probabilistic Preference in the Graph Model for Conflict Resolution for Two Decision-Makers

Elton César dos Santos Silva, Danielle Costa Morais and Liping Fang

2024
Best Paper

Can AI with High Reasoning Ability Replicate Human-like Decision Making in Economic Experiments?

Ayato Kitadai, Sinndy Dayana Rico Lugo, Yudai Tsurusaki, Yusuke Fukasawa and Nariaki Nishino

Runner-up

Self-Reflection in E-Negotiation Training

Marlene Meyer and Mareike Schoop

2023
Best Paper

Weighted Reward Allocation Mechanism for Data Collection Quality

Ayato Kitadai, Sinndy Dayana Rico Lugo, Sangjic Lee, Masanori Fujita and Nariaki Nishino

Runner-up

Comparing Algorithms for Fair Allocation of Indivisible Items with Limited Information

Fahimeh Ziaei and D. Marc Kilgour

2022
Best Paper

Comparing Algorithms for Fair Division of Indivisible Items

Fahimeh Ziaei and D. Marc Kilgour

Runner-up

Multi-Objective Tire Closed-Loop Supply Chain Network Design

Javeria Ahmed, Liping Fang and Saman Hassanzadeh Amin

2020 & 2021
Best Paper

Smart contracts efficiency in consumer and supplier relationship

Elmira Mohammadhosseini Fadafan

Runner-up

Survey-Based Multi-Stakeholder Preference Elicitation with Relatively Incomplete and Possibly Disjoint Rank Orderings

Andreas Paulsson and Aron Larsson

Runner-up

PredictRV: A Prediction Based Strategy for Negotiations with Dynamically Changing Reservation Value

Aditya Srinivas Gear, Kritika Prakash, Nonidh Singh and Praveen Paruchuri

2017
Winner

Micro-Level Perspective on Sanction Conflicts: An Agent-Based Simulation Approach

Tobias Langenegger
K. Hipel, T. Langenegger, G. Kersten, M. Shakun (left to right)

Runner-up

Building a Shared Model for Multi-criteria Group Decision Making

Francis Marleau Donais

Paper written with Irène Abi-Zeid and Roxane Lavoie.

G. Kersten, F. M. Donais, M. Shakun, K. Hipel (left to right)
2016
Winner

Plurality, Borda Count, or Anti-plurality: Regress Convergence Phenomenon in the Procedural Choice

Takahiro Suzuki

Paper written with Masahide Horita.

K. Hipel, T. Suzuki, G. Kersten (left to right)
2015
Winner

First Come, First Served? – The Impact of the First Concession on Negotiation Outcome

Birte Kemmerling

University of Potsdam

Gregory Kersten GDN Journal Best Paper Award

Recognizing outstanding research published in Group Decision and Negotiation.

2026
Best Paper

Enhancing TOPSIS to Evaluate Negotiation Offers with Subjectively Defined Reference Points

Tomasz Wachowicz and Ewa Roszkowska

Group Decision and Negotiation, vol. 34, pp. 715–749, June 2025
Runner-up

Aggregating Opinions on Sets of Alternatives: Characterization and Applications

Takahiro Suzuki

Group Decision and Negotiation, vol. 34, pp. 273–295, February 2025
2025
Best Paper

Two-person fair division with additive valuations

Marc Kilgour and Rudolf Vetschera

Runner-up

Fairness deliberations and fair allocations in symmetric and asymmetric bargaining – An experimental study on group decisions in Germany and China

Heike Hennig-Schmidt, Zhuyu Li and Gari Walkowitz

Runner-up

Confidence and outcome expectations in bilateral negotiations – A dynamic model

Rudolf Vetschera and Luis C. Dias

2024
Best Paper

Beyond the First Offer: Decoding Negotiation Openings and Their Impact on Economic and Subjective Outcomes

Wolfram E. Lipp, Remigiusz Smolinski and Peter Kesting

Group Decision and Negotiation, vol. 32, no. 2, pp. 395–433, 2023
Runner-up

So You Want Me to Believe You're Happy or Angry? How Negotiators Perceive and Respond to Emotion Deception

Zi Ye, Gert-Jan Lelieveld, Marret K. Noordewier and Eric van Dijk

Group Decision and Negotiation, vol. 32, no. 6, pp. 1469–1496, 2023
Runner-up

Facing Reciprocity: How Photos and Avatars Promote Interaction in Micro-communities

Timm Teubner and Sonia Camacho

Group Decision and Negotiation, vol. 32, no. 2, pp. 435–467, 2023
2023
Best Paper

An Agent that Facilitates Crowd Discussion: A Crowd Discussion Support System based on an Automated Facilitation Agent

Takayuki Ito, Rafik Hadfi and Shota Suzuki

Group Decision and Negotiation, 1–27, 2022
Runner-up

Elaboration Team Roles for Artificial Intelligence-based Teammates in Human-AI Collaboration

Dominik Siemon

Group Decision and Negotiation, 31(5), 871–912, 2022
Runner-up

Gamification of Electronic Negotiation Training Effects on Motivation, Behaviour and Learning

Andreas Schmid and Mareike Schoop

Group Decision and Negotiation, 31(3), 649–681, 2022
2022
Best Paper

Who is best at mediating a social conflict? Comparing robots, screens and humans

Daniel Druckman, L. Adrian, M. F. Damholdt, M. Filzmoser, S. T. Kőszegi, J. Seibt and C. Vestergaard

Group Decision and Negotiation, 30(2), 395–426, 2021
2021
Best Paper

From Letter to Twitter: A Systematic Review of Communication Media in Negotiation

Ingmar Geiger

Group Decision and Negotiation, vol. 29, pp. 227–250, 2020