Special sessions for this year’s 20th International Conference on Operational Research are listed below, provided with details and links.

Chairs:

Sattar Ezzati, Gorgān University of Agricultural Science & Natural Resources, Gorgān, GR. Iran

Lidija Zadnik Stirn, University of Ljubljana, Ljubljana, Slovenia

Chair:

Milica Maričić, University of Belgrade, Faculty of Organizational Sciences, Belgrade, Serbia

Chair:

Jelena Poljašević, University of Banja Luka, Faculty of Economics, Banja Luka, Republic of Srpska, Bosnia and Herzegovina

Chairs:

Helena Sofia Rodrigues, Business School, Instituto Politécnico de Viana do Castelo, and Center for Research & Development in Mathematics and Applications, University of Aveiro, Portugal
Ângela Silva, School of Engineering, University of Minho and Algoritmi R&D Center, Portugal
Jorge Esparteiro Garcia, Business School and ADiT-Lab, Instituto Politécnico de Viana do Castelo, Portugal

Chairs:

Darja Rupnik Poklukar, University of Ljubljana, Faculty of Mechanical Engineering, Ljubljana, Slovenia
Janez Žerovnik, University of Ljubljana, Faculty of Mechanical Engineering, Ljubljana, Slovenia

Chair:

P. Mary Jeyanthi, School of Management, IILM University, Gurugram, Haryana, India

Chair:

Miklós Pintér, Corvinus University of Budapest, Budapest, Hungary

Chair:

Goran Lesaja, Georgia Southern University, Statesboro, Georgia, USA

Tibor Illes, Corvinus University, Budapest, Hungary

Petra Renata Rigo, Corvinus University, Budapest, Hungary