| Name | Surname | Affiliation | Attendance |
| Sane | Abdoul Karim | Dakar university | in person |
| Ibrahim | Abdoulrahim | IMAG, Université de Montpellier | virtual |
| Jacques | Alev | Université de Reims – retraité | in person |
| Diego | Arcis | Universidad Autónoma de Chile | virtual |
| Aymen | Balti | Université de Montréal | virtual |
| Geneviève | Barou | Université de Caen – Normandie | local |
| Barbara | Baumeister | Bielefeld University | in person |
| Paolo | Bellingeri | Université de Caen – Normandie | local |
| Joan | Birman | Columbia University | virtual |
| Christian | Blanchet | IMJ – PRG | in person |
| Mark | Brittenham | University of Nebraska | virtual |
| Matthieu | Calvez | Heriot-Watt | virtual |
| Alberto | Cassella | Università degli Studi di Milano – Bicocca | virtual |
| Paulo Cesar | Cerqueira dos Santos Júnior | Federal University of Bahia | virtual |
| Jeremy | Chamboredon | Digital14 | virtual |
| Ruth | Charney | Brandeis University | virtual |
| Fabienne | Chouraqui | University of Haifa, Campus Oranim | virtual |
| Ruth | Corran | The American University of Paris (AUP) | virtual |
| Gemma | Crowe | Heriot-Watt University | virtual |
| María | Cumplido | Universidad de Sevilla | in person |
| Pierre-Louis | Curien | IRIF (CNRS et Université de Paris) | in person |
| Jacques | Darné | UcLouvain (Louvain-la-Neuve, Belgique) | in person |
| Arlette | Dehornoy | | in person |
| Pierre | Dehornoy | Université Grenoble – Alpes | in person |
| Karel | Dekimpe | KU Leuven Campus Kulak Kortrijk | virtual |
| François | Digne | Université de Picardie Jules Verne | in person |
| Benjamin | Dupont | Université Grenoble – Alpes | virtual |
| Alen | Đurić | Université de Paris | in person |
| Ivan | Dynnikov | Steklov Mathematical Institute of Russian Academy of Sciences | virtual |
| Shalom | Eliahou | Université du Littoral Côte d'Opale | virtual |
| Vincent | Florens | Université de Pau | virtual |
| Jean | Fromentin | ULCO-LMPA | in person |
| Islam | Foniqi | University of Milano - Bicocca | in person |
| David | Garber | Holon Institute of Technology, Israel | virtual |
| Owen | Garnier | LAMFA, Université d'Amiens | virtual |
| Thomas | Gobet | Université de Tours | in person |
| Eddy | Godelle | Université de Caen – Normandie | local |
| Daciberg | Gonsalves | Universidade de São Paulo | virtual |
| Juan | González-Meneses | Universidad de Sevilla | in person |
| Victor | Goryunov | University of Liverpool, UK | virtual |
| Emmanuel | Graff | Université de Caen - Normandie | local |
| John | Guaschi | Université de Caen - Normandie | local |
| Thomas | Haettel | Université de Montpellier | virtual |
| Jean-Yves | Hée | Université de Picardie Jules Verne | in person |
| Susan | Hermiller | University of Nebraska | virtual |
| Derek | Holt | University of Warwick | virtual |
| Joshua | Howie | University of California, Davis | virtual |
| Sam | Hughes | University of Southampton | virtual |
| Tetsuya | Ito | Kyoto University | virtual |
| Arye | Juhasz | Technion, Haifa, Israel | virtual |
| Christian | Kassel | Université de Strasbourg ; CNRS | in person |
| Bernhard | Keller | University of Paris | virtual |
| Pravin | Kumar | Master student | virtual |
| Tung | Le | University of Pretoria | virtual |
| Victoria | Lebed | Université de Caen – Normandie | local |
| Bernard | Leclerc | Université de Caen – Normandie | local |
| Gilbert | Levitt | Université de Caen – Normandie | local |
| Panagiote | Ligouras | IISS DaVinci-Agherbino and Universidad de Màlaga | virtual |
| Zihao | Liu | individual | virtual |
| Viktor | Lopatkin | Higher School of Economics | virtual |
| Stavroula | Makri | Université de Caen – Normandie | local |
| Alexis | Marin | retraité de l'Université Grenoble – Alpes | virtual |
| Ivan | Marin | LAMFA, université d'Amiens | in person |
| Jon | McCammond | UC Santa Barbara | virtual |
| Etienne | Ménard | Université de Caen – Normandie | virtual |
| Jean | Michel | University Paris-Diderot | in person |
| Claude | Mitschi | Université de Strasbourg | in person |
| Arnaud | Mortier | Université de Caen – Normandie | local |
| Hugh | Morton | University of Liverpool | virtual |
| Neha | Nanda | Indian Institute of Science Education and Research Mohali | virtual |
| Georges | Neaime | Bielefeld and Bochum | virtual |
| Oscar | Ocampo | Universidade Federal da Bahia (Brazil) | virtual |
| Sangrok | Oh | KAIST | virtual |
| Giovanni | Paolini | Caltech | virtual |
| Luis | Paris | Université de Bourgogne | in person |
| Mirele | Pereira da Silva | Universidade Federal da Bahia | virtual |
| Matthieu | Picantin | IRIF – Université de Paris | in person |
| Puttipong | Pongtanapaisan | University of Saskatchewan | virtual |
| Cam Van | Quach Hongler | UniGe | virtual |
| Hoel | Queffelec | CNRS | virtual |
| Sarah | Rees | University of Newcastle | in person |
| Christophe | Reutenauer | Université du Québec à Montréal | virtual |
| Eric | Ricard | Université de Caen – Normandie | local |
| Dale | Rolfsen | University of British Columbia | virtual |
| Raul | Sastriques Guardiola | University of Valencia | virtual |
| Nancy | Scherich | ICERM | virtual |
| Saul | Schleimer | University of Warwick | virtual |
| Petra | Schwer | OVGU Magdeburg | virtual |
| Giada | Serafini | Unicam, LMNO | in person |
| Xiaobing | Sheng | University of Tokyo | virtual |
| Mahender | Singh | Indian Institute of Science Education and Research Mohali | virtual |
| Manpreet | Singh | Indian Institute of Science Education and Research Mohali | virtual |
| Ignat | Soroko | Florida State University | virtual |
| Alex | Suciu | Northeastern University | virtual |
| Inna | Sysoeva | Binghamton University, USA | virtual |
| Anne-Laure | Thiel | Trieste university | virtual |
| Michel | Thomé | Smf ; Ems | virtual |
| Leonid | Vainerman | Université de Caen – Normandie | local |
| Brigitte | Vallée | Université de Caen – Normandie | local |
| Olga | Varghese | OvGU Magdeburg | virtual |
| Leandro | Vendramin | Vrije Universiteit Brussel | virtual |
| Daniel | Vendrúscolo | UFSCar – Brasil | virtual |
| Emmanuel | Wagner | IMJ – PRG | virtual |
| Patrick | Wegener | Leibniz Universität Hannover | virtual |
| Friedrich | Wehrung | Université de Caen – Normandie | local |
| Bert | Wiest | Université de Rennes 1 | in person |
| Oyku | Yurttas | Dicle University | virtual |
| Shmuel | Zelikson | Université de Caen – Normandie | local |
| Daniele | Zuddas | Università di Trieste | virtual |
