| David ADAME-CARRILLO (visio) | Aalto University |
| Mohammed AGEEL (visio) | Jazan University |
| Florian AIGNER (visio) | Université du Québec à Montréal |
| Marie ALBENQUE | CNRS Université Paris Cité |
| Seamus ALBION (visio) | University of Vienna |
| Ian ALEVY (visio) | University of Rochester |
| Irha ALI (visio) | University of Waterloo |
| George ANDREWS (visio) | Pennsylvania State University |
| Omer ANGEL (visio) | University of British Columbia |
| Margaret ARCHIBALD (visio) | University of the Witwatersrand |
| David ASH (visio) | Stanford University |
| Andrei ASINOWSKI (visio) | University of Klagenfurt |
| Shaun AULT (visio) | Valdosta State University |
| Jean-Christophe AVAL (visio) | CNRS CNRS, Université de Bordeaux |
| Heba AYEDA (visio) | California State Polytechnic University, |
| Arvind AYYER (visio) | Indian Institute of Science |
| Beáta BÉNYI (visio) | University of Public Service |
| Cyril BANDERIER | CNRS Université Sorbonne Paris Nord |
| Josaphat BAOLAHY (visio) | Université de Fianarantsoa |
| Elena BARCUCCI (visio) | University of Firenze |
| Jean-Luc BARIL (visio) | Université Bourgogne Franche-Comté |
| Erik BATES (visio) | University of Wisconsin-Madison |
| Nicholas BEATON (visio) | University of Melbourne |
| David BEECHER (visio) | California Polytechnic University Pomona |
| Chiheb BEN BECHIR (visio) | Faculté des sciences Sfax Tunisie |
| Sudip BERA (visio) | Indian Institute of Science, Bangalore |
| Olivier BERNARDI (visio) | Brandeis University |
| Antonio BERNINI (visio) | University of Florence |
| David BEVAN (visio) | University of Strathclyde |
| Philippe BIANE | CNRS Université Paris-Est Créteil |
| Arthur BLANC-RENAUDIE (visio) | Tel Aviv University |
| Aubrey BLECHER (visio) | Université de Witwatersrand |
| Alin BOSTAN (visio) | INRIA Saclay - Ile-de-France |
| Mireille BOUSQUET-MÉLOU (visio) | CNRS Université de Bordeaux |
| Cédric BOUTILLIER (visio) | Sorbonne Université |
| Jérémie BOUTTIER (visio) | Sorbonne Université |
| Timothy BUDD (visio) | Radboud University Nijmegen |
| Théophile BUFFIÈRE | Université Sorbonne Paris Nord |
| Ariane CARRANCE (visio) | École polytechnique |
| Giulio CERBAI (visio) | University of Firenze |
| Swee Hong CHAN (visio) | University of California Los ANgeles |
| Linxiao CHEN | ETH Zürich |
| Shaoshi CHEN (visio) | Chinese Academy of Sciences |
| Frédéric CHYZAK (visio) | INRIA Saclay - Ile-de-France |
| Lapo CIONI (visio) | University of Firenze |
| Alice CONTAT (visio) | Université Paris-Saclay |
| Michael COOPMAN (visio) | University of Florida |
| Sylvie CORTEEL (visio) | CNRS Université de Paris |
| Logan CREW (visio) | University of Waterloo |
| Cesar CUENCA (visio) | MIT |
| Nicolas CURIEN (visio) | Université Paris-Saclay |
| Stéphane DARTOIS (visio) | Université de Bordeaux - University of Melbourne |
| Benjamin DE BRUYNE (visio) | Paris-Saclay University |
| Bishal DEB (visio) | University College London |
| Nachum DERSHOWITZ (visio) | Tel Aviv University |
| Hiranya Kishore DEY (visio) | Indian Institute of Technology Bombay |
| Philippe DI FRANCESCO (visio) | University of Illinois Urbana-Champaign |
| Lucia DI VIZIO (visio) | CNRS Université de Versailles-Saint-Quentin |
| Ruiwen DONG (visio) | Ecole Polytechnique |
| Robert DONLEY (visio) | CUNY |
| Sergey DOVGAL | Squarepoint Capital |
| Thomas DREYFUS (visio) | CNRS Université de Strasbourg |
| Michael DRMOTA | Technical University of Vienna |
| Enrica DUCHI | Université Paris Cité |
| Dennis EICHHORN (visio) | University of California, Irvine |
| Sergi ELIZALDE (visio) | Dartmouth College |
| Andrew ELVEY PRICE | CNRS Université de Tours |
| Sen-Peng EU (visio) | National Taiwan Normal University |
| Wenjie FANG (visio) | Université Gustave Eiffel |
| Valentin FERAY (visio) | CNRS Université de Lorraine |
| Luca FERRARI (visio) | University of Firenze |
| Ilse FISCHER (visio) | University of Vienna |
| Rigoberto FLOREZ (visio) | The Citadel de Military College of South |
| Luis FREDES (visio) | Université Paris-Saclay |
| Gabriel FRIEDEN (visio) | LaCIM, Université du Québec à Montré |
| Eric FUSY (visio) | CNRS LIGM Université Gustave Eiffel |
| Ira GESSEL (visio) | Brandeis University |
| Sudhir GHORPADE (visio) | Indian Institute of Technology Bombay |
| Juan GIL (visio) | Penn State Altoona |
| Tomack GILMORE (visio) | University College London |
| Vadim GORIN (visio) | University of Wisconsin - Madison |
| Adam GREGORY (visio) | University of Florida |
| Tony GUTTMANN (visio) | The University of Melbourne |
| Hans HÖNGESBERG (visio) | University of Vienna |
| Benjamin HACKL (visio) | Uppsala University |
| Aliakbar HAGHIGHI (visio) | Prairie View A&M University |
| Eva-Maria HAINZL | TU Wien |
| Charlotte HARDOUIN (visio) | Institut de mathématiques de Toulouse |
| Kilian HERMANN (visio) | Tu Dortmund |
| Clemens HEUBERGER (visio) | University of Klagenfurt |
| Pawel HITCZENKO (visio) | National Science Foundation |
| Hung HOANG (visio) | Université de Tours |
| Nina HOLDEN (visio) | ETH Zurich |
| Sam HOPKINS (visio) | University of Minnesota / Howard University |
| Yueyun HU (visio) | Université Paris-Nord |
| Justin HUA (visio) | University of British Columbia |
| Mourad E. H. ISMAIL (visio) | University of Central Florida |
| Svante JANSON (visio) | Uppsala University |
| Helen JENNE (visio) | Institut Denis Poisson, Université de Tours |
| Frederic JOUHET | Université Claude Bernard Lyon 1 |
| Josef KÜSTNER (visio) | University of Vienna |
| Wonwoo KANG (visio) | University of Illinois at Urbana-Champai |
| Manuel KAUERS (visio) | Johannes Kepler University |
| Rinat KEDEM (visio) | University of Illinois |
| Ghizlane KETTANI | Collège de France Louis Bachelier |
| Mikhail KHRISTOFOROV (visio) | SPbSU |
| Charles KICEY (visio) | Valdosta State University |
| Donghyun KIM (visio) | AORC |
| Sergey KIRGIZOV (visio) | Université de Bourgogne |
| Victor KLEPTSYN | CNRS Université de Rennes 1 |
| Arnold KNOPFMACHER (visio) | University of the Witwatersrand |
| Isaac KONAN (visio) | Université Paris Diderot |
| Irina KOURKOVA (visio) | Sorbonne Universite |
| Christian KRATTENTHALER (visio) | University of Vienna |
| Alan KRINIK (visio) | California State Polytechnic University |
| Nishu KUMARI (visio) | Indian Institute of Science, Bangalore |
| Raunak KUNDAGRAMI (visio) | University of Chicago |
| Florian LEHNER (visio) | Graz University of Technology |
| Helder LIMA (visio) | University College London |
| Zhicong LIN (visio) | Shandong University |
| Christian LINDORFER (visio) | Graz University of Technology |
| Martin LOEBL (visio) | Charles University Prague |
| Baptiste LOUF (visio) | CNRS Université de Bordeaux |
| Torsten MÜTZE (visio) | University of Warwick |
| Satya MAJUMDAR (visio) | CNRS Université Paris-Sud |
| Pritam MAJUMDER (visio) | Tata Institute of Fundamental Research |
| Olya MANDELSHTAM (visio) | University of Waterloo |
| Jean-Francois MARCKERT (visio) | CNRS Université Bordeaux 1 |
| Irène MARCOVICI (visio) | Université de Rouen Normandie |
| Barbara MARGOLIUS (visio) | Cleveland State University |
| Hana MELÁNOVÁ (visio) | University of Vienna |
| Stephen MELCZER (visio) | University of Waterloo |
| Laurent MENARD (visio) | Université Paris Nanterre |
| Sri Gopal MOHANTY (visio) | McMaster University |
| Derrick MOHLALA (visio) | University of the Witwatersrand |
| Francesco MORI (visio) | Paris Saclay University |
| Lukas NABERGALL (visio) | University of Waterloo |
| Philippe NADEAU (visio) | CNRS Université Lyon 1 |
| Victor NADOR | Polish Academy of Sciences |
| Mehdi NAIMA (visio) | Université Sorbonne Paris Nord |
| Hiroshi NARUSE (visio) | University of Yamanashi |
| Andreas NESSMANN | Vienna University of Technology |
| David NGUYEN (visio) | University of California, Santa Barbara |
| Hadrien NOTARANTONIO (visio) | INRIA Saclay - Ile-de-France |
| Soichi OKADA (visio) | Nagoya University |
| Stéphane OUVRY (visio) | CNRS Université Paris-Saclay |
| J. E. PAGUYO (visio) | University of Southern California |
| Nimisha PAHUJA (visio) | Indian Institute of Science |
| Greta PANOVA (visio) | University of Southern California |
| Jay PANTONE (visio) | Marquette University |
| Eveliina PELTOLA (visio) | Aalto University |
| Robin PEMANTLE (visio) | University of Pennsylvania |
| Karol PENSON (visio) | LPTMC, Sorbonne Université, Paris |
| Leonid PETROV (visio) | University of Virginia |
| Renzo PINZANI (visio) | University of Firenze |
| Thomas PRELLBERG (visio) | Queen Mary University of London |
| Helmut PRODINGER (visio) | Stellenbosch University |
| Sanjay RAMASSAMY (visio) | CNRS Université Paris-Saclay |
| Jose RAMIREZ (visio) | National University of Colombia |
| Kilian RASCHEL | CNRS Université d'Angers |
| Vivien RIPOLL (visio) | Solving Fun |
| Tom ROBY (visio) | University of Connecticut |
| Martin RUBEY (visio) | Technische Universität Wien |
| Gerardo RUBINO (visio) | INRIA |
| Tiadora RUZA (visio) | University of Waterloo |
| Nasser SAAD (visio) | University of Prince Edward Island |
| Bruce SAGAN (visio) | Michigan State University |
| Manjil Pratim SAIKIA (visio) | Cardiff University |
| Bruno SALVY (visio) | ENS Lyon |
| Yoshio SANO (visio) | University of Tsukuba |
| Gilles SCHAEFFER (visio) | CNRS École polytechnique |
| Gregory SCHEHR (visio) | CNRS Sorbonne Université |
| Michael SCHLOSSER (visio) | University of Vienna |
| Jeanne SCOTT (visio) | University of the Andes |
| Blair SEIDLER (visio) | Rutgers University |
| Sarah SELKIRK (visio) | University of Klagenfurt |
| Timo SEPPALAINEN (visio) | University of Wisconsin-Madison |
| Michael F. SINGER (visio) | North Carolina State University |
| Alexandros SINGH (visio) | LIPN - Paris 13 |
| Erik SLIVKEN (visio) | University of North Carolina Wilmington |
| Rebecca SMITH (visio) | SUNY Brockport |
| Alan SOKAL (visio) | University College London |
| U-Keun SONG (visio) | Sungkyunkwan University |
| Perla SOUSI (visio) | University of Cambridge |
| Andrea SPORTIELLO (visio) | CNRS Université Sorbonne Paris-Nord |
| Richard STANLEY (visio) | University of Miami and MIT |
| Dennis STANTON (visio) | University of Minnesota |
| Benedikt STUFLER (visio) | Technical University of Vienna |
| Adrian TANASA | Université de Bordeaux |
| Benjamin TERLAT (visio) | Université Paris-Saclay |
| Vasu TEWARI (visio) | University of Hawaii at Manoa |
| Paul THÉVENIN | University of Uppsala |
| Mikhail TIKHONOV (visio) | University of Virginia |
| Jordan TIRRELL (visio) | Washington College |
| Jessica TOMASKO (visio) | Penn State University - Altoona Campus |
| Joonas TURUNEN | ENS Lyon |
| Eleni TZANAKI (visio) | University of Crete |
| Malvina VAMVAKARI | Harokopio University of Athens |
| Roger VAN PESKI (visio) | Massachusetts Institute of Technology |
| Zoé VARIN (visio) | Université de Bordeaux |
| Ekaterina VASSILIEVA (visio) | CNRS Ecole Polytechnique |
| Fabio VELANDIA (visio) | National University of Colombia |
| . VIDEOS | . |
| Xavier VIENNOT | CNRS Université Bordeaux 1 |
| Christophe VIGNAT (visio) | Université Paris-Saclay |
| Diego VILLAMIZAR (visio) | Tulane University |
| Michael VOIT (visio) | TU Dortmund |
| Trung VU (visio) | UIUC |
| David WAHICHE | Université Claude Bernard Lyon 1 |
| Tanay WAKHARE (visio) | Massachusetts Institute of Technology |
| Michael WALLNER (visio) | Vienna University of Technology |
| Harriet WALSH | Université d'Angers |
| Guoliang WANG (visio) | Beijing Institute of Technology |
| Sebastian WILD (visio) | University of Waterloo |
| Mark WILSON (visio) | University of Massachusetts Amherst |
| Peter WINKLER (visio) | Dartmouth College |
| Wolfgang WOESS (visio) | Graz University of Technology |
| Elaine WONG (visio) | Austrian Academy of Sciences, RICAM |
| Zaidan WU (visio) | University of Wisconsin, Madison |
| Karen YEATS (visio) | University of Waterloo |
| Meesue YOO (visio) | Chungbuk National University |
| Sergey YURKEVICH (visio) | University of Vienna & INRIA Saclay |
| Doron ZEILBERGER (visio) | Rutgers University |
| Noam ZEILBERGER (visio) | Ecole Polytechnique |
| Jiang ZENG (visio) | Université Claude Bernard Lyon 1 |
| Yan ZHUANG (visio) | Davidson College |
| Paul ZINN-JUSTIN (visio) | CNRS University of Melbourne |