| Arseniy AKOPYAN (visio) | - |
| Amal AL DOWAIS (visio) | The University of Western Australia |
| Peter ALBERS (visio) | Heidelberg University |
| Milagros ANCULLI LLAMOCA (visio) | University of Sao Paulo |
| Maxim ARNOLD (visio) | University of Texas at Dallas |
| Mauro ARTIGIANI (visio) | Universidad del Rosario |
| Mohamed Amine BAHAYOU (visio) | Université Kasdi Merbah, Algérie |
| Alexey BALITSKIY | Institute for Advanced Studyn of New Jersey |
| Stefano BARANZINI (visio) | SISSA |
| Filipe BELLIO DA NOBREGA | École Normale Supérieure de Lyon |
| Gabriele BENEDETTI (visio) | Free University of Amsterdam |
| Mark BEREZOVIK (visio) | MIPT, Moscow |
| Michael BERRY (visio) | University of Bristol |
| Andrzej BIÅ› (visio) | University of Lodz, Poland |
| Michael BIALY | University of TelAviv |
| Sergei BOLOTIN | Steklov Institute of Mathematics, Moscow |
| Gil BOR | Mathematics Research Centre, Guanajato |
| Victor BUCHSTABER (visio) | Steklov Mathematical Institute |
| Leonid BUNIMOVICH (visio) | Georgia Institute of Technology |
| Andrew CLARKE | Polytechnic University of Catalonia |
| Diana DAVIS | Phillips Exeter Academy |
| Roberto DE LEO (visio) | Howard University |
| Kostiantyn DRACH (visio) | IST Austria |
| Vladimir DRAGOVIC | UT Dallas / MI SANU Serbia |
| Dmitry FAIFMAN | Tel Aviv University |
| Cláudia FERREIRA (visio) | Universidade Federal de Minas Gerais |
| Corentin FIEROBE | Institute of Science and Technology of Sheffield |
| Sean GASIOREK (visio) | University of Sydney |
| Alexey GLUTSYUK | CNRS CNRS, ENS de Lyon, ISC J.-V.Poncelet; HSE University (Moscow) |
| Ram Shankar GUPTA (visio) | Guru Gobind Sing Indraprastha University |
| Loreno HEER (visio) | University of Zurich |
| Ivan IZMESTIEV | TU Vienna |
| Anton IZOSIMOV (visio) | University of Arizona |
| Connor JACKMAN | CIMAT |
| Bozidar JOVANOVIC (visio) | Mathematical Institute of the Serbian Ac |
| K KAILASH (visio) | IITM |
| Vadim KALOSHIN (visio) | University of Maryland & IST Austria |
| Ghizlane KETTANI | Collège de France Louis Bachelier |
| Ilya KOSSOVSKIY (visio) | TU Wien |
| Colman Edmond KOUDJINAN | Institute of Sciences and Technology Austria |
| Vitaly KUZNETSOV (visio) | MIPT |
| Christian LANGE (visio) | University of Munich |
| Dylan Jacob LANGHARST | Kent State University, Ohio |
| Samuel LELIÈVRE | Université Paris-Sud |
| Mark LEVI | Penn State University |
| Xiaobin LI (visio) | Southwest Jiaotong University |
| Zhiqin LU (visio) | UC Irvine |
| Robert MACKAY (visio) | University of Warwick |
| Ezquiel MADERNA | NDSU Department of Mathematics |
| Levin MAIER | Heidelberg University |
| Alba Marina MALAGA SABOGAL (visio) | Université de Lorraine |
| Léo MATHIS (visio) | University of Frankfurt |
| Vladimir MATVEEV | University of Jena |
| Marco MAZZUCCHELLI (visio) | CNRS ENS de Lyon |
| Andrey MIRONOV (visio) | Sobolev Institute of Mathematics, Novosibirsk |
| Richard MONTGOMERY (visio) | UC Santa Cruz |
| Sylvie OLIFFSON KAMPHORST (visio) | Universidade Federal de Minas Gerais |
| Nabil OURIMI (visio) | King Saud university |
| Olga PARIS-ROMASKEVICH | CNRS Université Claude Bernard Lyon 1 |
| Rafael PEREIRA (visio) | Federal University of Minas Gerais |
| Andres PERICO (visio) | University of California Santa Cruz |
| Ronald PERLINE (visio) | Drexel University |
| Sonia PINTO DE CARVALHO (visio) | Universidade Federal de Minas Gerais |
| Alexander PLAKHOV | University of Aveiro, Portugal |
| Milena RADNOVIC (visio) | University of Sydney |
| Sanjay RAMASSAMY (visio) | CNRS Université Paris-Saclay |
| Vered ROM-KEDAR | Weizmann Institute of Rehovot |
| Vera ROSHCHINA (visio) | UNSW Sydney |
| Marcos SALVAI (visio) | Universidad Nacional de Córdoba |
| Kumar SATHISH (visio) | Indira gandhi center for atomic research |
| Marcello SERI (visio) | University of Groningen |
| Bruno SEVENNEC | CNRS CNRS, Ecole Normale Supérieure de Lyon |
| Anastasiia SHARIPOVA (visio) | Pennsylvania State University |
| Alfonso SORRENTINO | University of Rome Tor Vergata |
| Laurent STOLOVITCH (visio) | CNRS Université Côte d'Azur |
| Sergei TABACHNIKOV | Pennsylvania State University |
| Diaaeldin TAHA (visio) | Heidelberg University |
| Dmitry TRESCHEV (visio) | Steklov Mathematical Institute |
| Serge TROUBETZKOY | Aix-Marseille Université |
| Daniel TSODIKOVICH | Tel Aviv University |
| Túlio VALES (visio) | CEFET-MG |
| Constantin VERNICOS | Université de Montpellier |
| Alexander VESELOV | Loughborough University |
| Cormac WALSH | INRIA - Ecole Polytechniqne Palaiseau |
| Omer YANIV | Weizmann Institute of science |
| Abdelghani ZEGHIB (visio) | CNRS UMPA, ENS Lyon |
| Igor ZELENKO (visio) | Texas A&M University |
| Zhiyan ZHAO (visio) | Université Nice Sophia Antipolis |
| Vadim ZHARNITSKY | University of Illinois at Urbana-Champai |