- Claudio Agostini, University of Torino.
- Bader Almohaimeed, Qassim University.
- Hamza Alzaareer, Al Zaytoonah University of Jordan.
- Leandro Aurichi, University of São Paulo-São Carlos.
- Joan Bagaria, ICREA and University of Barcelona.
- Prasenjit Bal, ICFAI University, Tripura.
- Serhii Bardyla, University of Vienna.
- Angelo Bella, University of Catania.
- Aurora Basile, University of Messina.
- Maddalena Bonanzinga, University of Messina.
- Domenico Cantone, University of Catania.
- Nathan Carlson, California Lutheran University.
- David Chodounsky, Czech Academy of Sciences.
- Andrea de Domenico, University of Catania.
- Dimitrios Georgiou, University of Patras.
- Alfio Giarlotta, University of Catania.
- Anatoly Gryzlov, Udmurt State University.
- Elena Guardo, University of Catania.
- Sang-Eon Han, Jeonbuk National University.
- Abigail Iovino, University of Texas at Austin and Uppsala University.
- István Juhász, Alfréd Rényi Institute of Mathematics.
- Menachem Kojman, Ben Gurion University.
- Aleksandra Kwiatkowska, University of Wroclaw.
- Ezra Levy, Hebrew University of Jerusalem.
- Fulgencio Lopez, Institute of Mathematics, Polish Academy of Sciences.
- Fortunato Maesano, University of Messina.
- Pietro Maugeri, University of Catania.
- Athanasios Megaritis, University of Peloponnese.
- Julia Millhouse, Université Paris Diderot.
- Javier Murgas, Abdus Salam International Center for Theoretical Physics.
- Eugenio Omodeo, University of Trieste.
- Gianluca Paolini, University of Torino.
- Alberto Policriti, University of Udine.
- Márk Poór, Eötvös University Budapest.
- Alejandro Poveda, University of Barcelona.
- Daniele Puglisi, University of Catania.
- Lajos Soukup, Alfréd Rényi Institute of Mathematics.
- Santi Spadaro, University of Catania.
- Jarosław Swaczyna, Łódź University of Technology and Czech Academy of Sciences.
- Zoltán Szentmiklóssy, Alfréd Rényi Institute of Mathematics.
- Stevo Todorcevic, University of Toronto.
- Pietro Ursino, University of Catania.
- Agnieszka Widz, Łódź University of Technology.
- Víctor Hugo Yañez, Ehime University.
- Lyubomyr Zdomskyy, Institute of Mathematics (KGRC), University of Vienna.