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Belgium | Centre for Logic and Philosophy of Science, University of Ghent, Belgium |
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Brazil | Federal Fluminense University and Brazilian Academy of Philosophy, Rio de Janeiro, Brazil |
| Brazil | University of São Paulo, São Paulo Brazil |
| Brazil | University of Brasilia, Brasilia, Brazil |
| Brazil | UNICAMP, Campinas, Brazil |
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Bulgaria | Dept of Mathematical Logic and its Applications, Sofia University, Bulgaria |
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Canada | UQAM, Québec, Canada |
| Canada | Department of Philosophy, University of British Columbia, Vancouver, Canada |
| Canada | Department of Philosophy, University of Lethbridge, Alberta, Canada |
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Chile | Dept of Philosophy, Pontifical University of Santiago, Chile |
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China | Zhejiang University, China |
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Colombia | Bogotá Logic Group, Universidad Nacional de Colombia at Bogotá and Universidad de los Andes at Bogotá, Colombia |
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Croatia | Institute of Philosophy, Zagreb, Croatia |
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Czech Republic | Masaryk University, Brno, Czech Republic |
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Denmark | Technical University of Denmark (DTU Compute), Denmark |
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France | University of Montpellier and LIRMM, Montpellier, France |
| France | Telecom, Paris, France |
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Germany | Dept of Philosophy, Humboldt University, Berlin, Germany |
| Germany | University of Hagen, Hagen and Leipzig, Germany |
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Greece | Technical University of Athens, Greece |
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Hungary | the Set theory, logic and topology department of the Alfred Rényi Institute of Mathematics and the Department of Logic of Eötvös Loránd University, Budapest, Hungary |
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India | Sivatosh Mookerjee Science Centre, Sir Asutosh Mookerjee Memorial Institute, Kolkata & Calcutta Logic Circle, West Bengal, India |
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Iran | Department of Mathematics & Computer Science, Amirkabir University-Tehran Polytechnic, Iran |
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Italy | Logical Education Association, Florence, Italy |
| Italy | Patrizio Paoletti Foundation for Development and Communication, Assisi, Italy |
| Italy | ALOPHIS, University of Cagliari, Cagliari, Italy |
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Kazakhstan | Dept of Mathematics, Nazarbayev University, Astana, Kazakhstan |
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Mexico | UNAM, Mexico |
| Mexico | Technological University of the Mixteca, Huajuapan de León, Oaxaca, Mexico |
| Mexico | Benemérita Universidad Autónoma de Puebla, Mexico |
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Moldova | Institute of Mathematics and Computer Science, State University of Moldova, Chisinau, Moldova |
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Morocco | Moulay Ismail University, Morocco |
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Peru | Pontifical Catholic University of Lima, Peru |
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Poland | Dept of Philosophy, University of Warsaw, Poland |
| Poland | Dept of Logic, University of Łódź, Poland |
| Poland | Adam Mickiewicz University in Poznań, Poland |
| Poland | Dept of Logic, University of Wrocław, Poland |
| Poland | Dept of Logic and Dept of Cognitive Science, Nicolaus Copernicus University, Toruń, Poland |
| Poland | Jan Dlugosz University in Czestochowa, Poland |
| Poland | Department of Social Sciences of the University of Information Technology and Management in Rzeszow and the Institute of Philosophy of the University of Rzeszow, Poland |
| Poland | Dept of Mathematics of Silesian University in Katowice, Poland |
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Portugal | Dept of Mathematics, Instituto Superior Técnico, University of Lisbon, Portugal |
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Romania | University of Iasi, Romania |
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Russia | Dept of Logic, Institute of Philosophy, St Petersburg State University, Russia |
| Russia | Dept of Algebra and Mathematical Logic and Youth Center IM&CS, Siberian Federal University, Krasnoyarsk, Siberia, Russia |
| Russia | International Laboratory for Logic, Linguistics and Formal Philosophy of Higher School of Economics, Dept of Logic of the Faculty of Philosophy of Moscow State University, and Dept of Logic of Institute of Philosophy Russian Academy of Sciences, Moscow, Russia |
| Russia | Philosophy Department, Ulyanovsk State University, Russia |
| Russia | Novisibirsk State University, Russia |
| Russia | Innopolis University, Innopolis, Republic of Tatarstan, Russia |
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Saudi Arabia | Umm al-Qura University, Mecca, Saudi Arabia |
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Spain | University of Salamanca, Spain |
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Taiwan | Yuan Ze University, Taiwan |
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Tunisia | Dept of Philosophy, University of Tunis, Tunisia |
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Turkey | Turkish Logic Society and Institute of Logic, University of Istanbul, Turkey |
| Turkey | Communiqué for World Logic Day by Teo Grünberg |
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Ukraine | Taras Shevchenko National University of Kyiv, Ukraine |
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United Kingdom |
14 Jan 2020: Theoretical Computer Science, Department of Computer Science, Swansea University:
Commemoration of Erik Palmgren
(1963–2019). |
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U.S.A. | Stanford University, California, USA |
| U.S.A. | St. John Fisher College, Rochester, NY, USA |
| U.S.A. | Louisiana Scholars' College at Northwestern State University, Natchitoches, LA, USA |
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Vatican City | Pontifical Lateran University, Vatican |
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