| Bogdan Balcerzak | (Łodz University of Technology) |
| Andrew James Bruce | (Institute of Mathematics Polish Academy of Sciences) |
| Ioan Bucataru | (Alexandru Ioan Cuza University) |
| Jose-Fernando Carinena | (University of Zaragoza) |
| Michel Cahen | (Universite Libre de Bruxelles) |
| Paweł Ciosmak | (University of Warsaw) |
| Pantelis Damianou | (University of Cyprus) |
| Ogul Esen | (Yeditepe University) |
| Barbara Gołubowska | (Institute of Fundamental Technological Research Polish Academy of Sciences) |
| Katarzyna Grabowska | (University of Warsaw) |
| Janusz Garbowski | (Institute of Mathematics Polish Academy of Sciences) |
| Partha Guha | (S. N. Bose National Centre for Basic Sciences) |
| Simone Gutt | (Universite Libre de Bruxelles) |
| Alberto Ibort | (Universidad Carlos III de Madrid) | Bronisław Jakubczyk | (Institute of Mathematics Polish Academy of Sciences) |
| Jacek Jezierski | (University of Warsaw) |
| Madeleine Jotz Lean | (University of Sheffield) |
| Michał Jóźwikowski | (Institute of Mathematics Polish Academy of Sciences) |
| Igor Kanatchikov | (University of St Andrews) |
| Jerzy Kijowski | (Centre of Theoretical Physics Polish Academy of Sciences) |
| Yvette Kosmann-Schwarzbach | (Ecole Polytechnique) |
| Vasyl Kovalchuk | (Institute of Fundamental Technological Research Polish Academy of Sciences) |
| Stephen Kwok | (University of Luxembourg) |
| Manuel de Leon | (Instituto de Ciencias Matematicas) |
| Konrad Lompert | (Nicolaus Copernicus University) |
| Javier de Lucas | (University of Warsaw) |
| Kirill Mackenzie | (University of Sheffield) |
| Franco Magri | (Universita' di Milano Bicocca) |
| Charles-Michel Marle | (Universite Pierre et Marie Curie) |
| Giuseppe Marmo | (Università di Napoli "Federico II") |
| Juan-Carlos Marrero | (Universidad de La Laguna) |
| Agnieszka Martens | (Institute of Fundamental Technological Research Polish Academy of Sciences) |
| Eduardo Martinez | (University of Zaragoza) |
| Guowu Meng | (Hong Kong University of Science and Technology) |
| Piotr Miszczak | (University of Warsaw) |
| Miguel-C. Muñoz-Lecanda | (Technical University of Catalonia) |
| Zoltan Muzsnay | (University of Debrecen) |
| Paul-Andi Nagy | (University of Murcia) |
| Antonio de Nicola | (University of Coimbra) |
| Joana Nunes da Costa | (University of Coimbra) |
| Paweł Nurowski | (Centre of Theoretical Physics Polish Academy of Sciences) |
| Andriy Panasyuk | (University of Warmia and Mazury) |
| Norbert Poncin | (University of Luxemburg) |
| Witold Respondek | (INSA de Rouen) |
| Olga Rossi | (University of Ostrava) |
| Mikołaj Rotkiewicz | (University of Warsaw) |
| Ewa Eliza Rożko | (Institute of Fundamental Technological Research Polish Academy of Sciences) |
| Katja Sagerschnig | (University of Vienna) |
| Gennadi Sardanashvily | (Moscow State University) |
| David Saunders | (University of Ostrava) |
| Yunhe Sheng | (School of Mathematics Jilin University) |
| Adam Torenc | (University of Warsaw) |
| Alfonso Giuseppe Tortorella | (University of Florence) |
| Maria Ułan | (Warsaw University of Technology) |
| Paweł Urbański | (University of Warsaw) |
| Alexandre Vinogradov | (Levi-Civita Institute) |
| Elizaveta Vishnyakova | (MPI Bonn) |
| Luca Vitagliano | (University of Salerno) |
| Cornelia Vizman | (West University of Timisoara) |
| Aissa Wade | (Penn State University) |
| Ping Xu | (Penn State University) |
| Marcin Zając | (University of Warsaw) |
(C) Michał Jóźwikowski, 2015