Ayupov was educated at Tashkent State University. He is the director of V.I Romanovskiy Institute of Mathematics, Uzbekistan Academy of Sciences(former Institute of Mathematics, National University of Uzbekistan); professor, National University of Uzbekistan; and chairman, Algebra and Functional Analysis Department. He was previously: Dep. Minister of Higher and Secondary Specialized Education of Uzbekistan; Chairman, Supreme Attestation Commission under the Cabinet of Ministers of the Republic of Uzbekistan. His awards include: Uzbekistan Academy Prize for Young Scientists; Uzbekistan Youth Union Prize for Young Scientists; All Soviet Union Youth Prize in Sciences and The First Degree State Prize of Uzbekistan in Science and Technology. He is a member of the Uzbekistan Academy of Sciences (elected in 1995) and American Mathematical Society. He was a senior associate, ICTP, Trieste, Italy, 2008-13. Member the Senate of the Republic of Uzbekistan since 2021, Hero of Uzbekistan (2021).

Bai was educated at the University of Science and Technology of China, Beijing from 1963-68 and Hefei, Anhui, China where he obtained his PhD in 1982. He is professor of statistics in the department of statistics at the Northeast Normal University, China. He was previously: Research associate of the Center for Multivariate Analysis, University of Pittsburgh; senior research associate at the Center for Multivariate Analysis at Penn State University; associate professor, department of statistics, Temple University, Philadelphia; professor of statistics, department of applied mathematics, National Sun Yat-sen University, Taiwan, China; senior fellow and professor of statistics, department of mathematics and department of statistics and applied probability, National University of Singapore.

Bambah obtained his MA (Panjab, Govt. Coll., Lahore) in 1945, PhD (Cantab, St. John's College) in 1950 and ScD (Cantab) in1970. He is professor emeritus of Panjab Univ., Chandigarh. His previous positions include: Fellow, St. John's College, Cambridge; member of the Inst. for Advanced Study, Princeton; professor and vice chancellor, Panjab Univ., Chandigarh; professor, Ohio State Univ.; president, Indian Mathematical Society; vice president, Indian Natl. Science Academy; and general president, Indian Science Congress Assn. He was awarded the Padma Bhushan, Jawaharlal Nehru Birth Centenary Lecture Award (ISCA), the Aryabhatta Medal (INSA), Ramanujan Medal (INSA), Ramanujan Lecture Award (IMS), Ramanujan Medal (ISCA); and Meghnad Saha Award (UGC). He is a fellow of the Indian Natl. Science Academy, the Indian Academy of Sciences and the National Academy of Sciences, India.

Barbosa is professor in the Departamento de Matematica, Universidade Federal do Ceara, Campus do PICI, Fortaleza, Brazil. A well known mathematician and expert in differential geometry, he has made outstanding contributions to the stability of minimal immersions of surfaces in the Euclidean space, and towards precise, simple conditions to decide when critical points for the variational problem of minimizing area are minimal. He has been awarded the Medal of Scientific Merit of Brazil, is fellow of the Brazilian Academy of Sciences and of the Academy Cearense of Sciences, and is a member of the Brazilian and American Mathematical Societies and the Brazilian Society for the Progress of Science. He was, for two terms, the president of the Brazilian Mathematical Society. Recently he became Professor Emeritus and President of the Ethics Commission of the Universidade Federal do Ceará.

Bass was educated at Princeton U. (BA, 1955) and U. of Chicago (MS, 1956; PhD, 1959). He is Samuel Eilenberg Dist. U. Prof. of Mathematics and Mathematics Education, U. of Michigan, Ann Arbor. He was Adrain Prof. of Mathematics, Columbia U. (1959-99), and had visiting research and faculty positions at mathematical centres worldwide. He is a founder of the Algebraic K-Theory field and co-founder of the theory of group actions on trees. His awards include: Sloan and Guggenheim Fellowships; Cole Prize in Algebra, American Mathematics Soc.; Yueh-Gin Gung and Dr. Charles Y. Hu Award for Disti. Service to Mathematics, Mathematical Assn. of America; and US Natl. Medal of Science. He is member of the Natl. Acad. of Sciences, USA, American Acad. of Arts and Sciences, and the Natl. Acad. of Education, USA. He is past pres., American Mathematical Soc. and Intl. Commission on Mathematical Instruction.

Caicedo is emeritus professor of mathematics at the Universidad de los Andes and was associate catedra professor in the department of mathematics of the Universidad Nacional de Colombia, Bogotá, until 2010. A dedicated researcher and respected teacher, he has been responsible for the development of the field of mathematical logic in Colombia, and continues his excellent work on the model theory of extensions of first order logic and on algebraizable and modal logics. A fellow of the Academia Colombiana de Ciencias Exactas, Fisicas y Naturales, and of the Academia de Ciencias de America Latina y el Caribe, he has won the Colombian Academy's prize for the sustained work of a scientist, the Universidad Nacional Medal of Merit, and the Colombian Mathematical Society National Prize.

Chen is Emeritus Professor at the National University of Singapore. He was Tan Chin Tuan Centennial Professor (2006-12), Distinguished Professor (2013-15), and served as Director, Institute for Mathematical Sciences (2000-12). He was President, Bernoulli Soc. for Mathematical Statistics and Probability (1997-99), President, Inst. of Mathematical Statistics (2004-05), and Vice-President, International Statistical Institute (2009-11). He has done fundamental work on Poisson approximation, now known as the Chen-Stein (or Stein-Chen) method. His research in discrete probability has broad applications ranging from molecular biology to probabilistic number theory. He is an elected fellow, Singapore Natl. Acad. of Science, and Inst. of Mathematical Statistics; elected member, International Statistical Institute. He has served as Associate Editor of the journals Bernoulli and Statistica Sinica.

Ciarlet graduated from the Ecole Polytechnique in 1961; got his PhD in Mathematics in 1966 at Case Institute of Technology, Cleveland; and his Doctorat d'Etat-es-Sciences at the University Pierre et Marie Curie, Paris, in 1971. He was a professor at the University Pierre et Marie Curie from 1974-2002. From 2002-2011, he was Chair Professor at City University of Hong Kong, where he is currently University Distinguished Professor. His honours include: Grand Prize from the Academy of Sciences in Paris; von Humboldt Research Award; Shanghai Prize for International Cooperation in Science and Technology; and eight honorary degrees from universities in Romania and China. He is a member of the French Academy of Sciences, French Academy of Technologies, Academia Europaea, European Academy of Sciences, Romanian Academy, National Academy of Sciences of India, Chinese Academy of Sciences, Academy of Sciences of Hong Kong.

Dajczer is professor of mathematics at the Instituto de Matematica Pura e Aplicada (IMPA), Rio de Janeiro, Brazil. He has made several important contributions in Riemannian geometry. His work has dealt especially with many aspects of the rigidity and deformation problem for isometrically or conformally immersed submanifolds in Riemannian ambient spaces. A member of the Brazilian Academy of Sciences, he has been a Guggenheim fellow and a fellow of the Japan Society for the Promotion of Science.

De los Reyes is Founding Director of the Ecuadorian Research Center for Mathematical Modeling (MODEMAT) and Professor of Mathematical Optimization at Escuela Politécnica Nacional de Ecuador. He obtained his PhD in 2003 at the University of Graz, Austria, and worked as postdoctoral researcher at the Technical University of Berlin (2005-2006). In 2009 he was awarded an Alexander von Humboldt Fellowship for Experienced Researchers to carry out research in Germany, and in 2010 he was awarded a J.T. Oden Faculty Fellowship at The University of Texas at Austin. He has held Visiting Professor positions at the Humboldt University of Berlin (2010), the University of Hamburg (2013) and the Weierstrass Institute of Berlin (2021). He is former Director of Research of Escuela Politécnica Nacional de Ecuador (2019-2021), former President of the Ecuadorian Mathematical Society (2012-2014), Fellow of the Ecuadorian Academy of Sciences (since 2015), and Fellow of TWAS (since 2016). Dr. De los Reyes has served as member of organizing committees of various academic events worldwide, and has promoted the creation and strengthening of scientific networks in Latin-America.

Jean-Pierre EZIN is Emeritus Professor of mathematics of Université d'Abomey-Calavi. He held doctorat d'Etat in Geometric Analysis at Université Lille I, France. He has been Professor at Université Nationale, Bénin since 1982 ; senior lecturer at Université Lille I (1973-1982). He has been researcher at Abdus Salam ICTP,Trieste, Italy (1986-1988).He also was Commissioner of Economic Community of West African States for Education,Science and Culture from 2014-2016 and Commissioner of African Union for Human Resource,Science and Technology from 2008-2013. He is Founding Director of Institut de Mathématiques et de Sciences Physiques, Bénin from1988-2008. In between he was Recteur Université Nationale, Bénin (1990-1992).As other implications, he was member of Board of Council Office of International Science and Engineering (OISE) of NSF, USA, and of Board of Council International Science Programme (ISP), Sweden from 2010-2013 and from 2011-2015 Chairperson of Agence Inter-établissement de Recherche pour le Développement (AIRD),France. He is initiator and founding member of Bénin Academy of Science. In 2014 he was honored by TWAS special Award " for building science capacity in Africa".

From Oct 2015 till Sept 2020, Grötschel was President of the Berlin Brandenburg Academy of Sciences and Humanities. He obtained his PhD in 1977 at U Bonn, was full professor of mathematics at U Augsburg (1982-1991), at TU Berlin (1991-2015) and Vice President (1991-2012)/President (2012-2015) of the Zuse Institute Berlin (ZIB). He was President of the German Mathematical Society (1993-1994), Secretary of the International Mathematical Union (2007-2014), chaired the DFG Research Center MATHEON “Mathematics for Key Technologies” (2002-2008), and held many other administrative positions in the service of the sciences. His scientific awards include the Leibniz, the Beckurts, Dantzig, Fulkerson, and John von Neumann Theory Prize. He is a member of five scientific academies, including NAE (USA) and CAS (China) and holds four honorary doctoral degrees.

Gumel is a professor of mathematics and the Michael and Eugenia Brin Endowed E-Nnovate Chair in mathematics at the Department of Mathematics, University of Maryland, College Park. His research work focuses on using mathematical approaches—modelling, rigorous analysis, and data analytics—to gain insight and provide understanding on the transmission dynamics of emerging and re-emerging infectious diseases of public health significance. He has authored more than 170 peer-reviewed research articles, supervised many graduate students and postdoctoral fellows, and written four edited books. He is the editor-in-chief of Mathematical Biosciences, one of the premier journals for mathematical biology research, and the recipient of numerous awards and honours, including the 2021 Bellman Prize. He was elected fellow of the American Association for the Advancement of Science, American Mathematical Society, Society for Industrial and Applied Mathematics, African Academy of Sciences, Nigerian Academy of Science, African Scientific Institute and presented the 2021 Einstein Public Lecture of the American Mathematical Society.

Ha is Director of the Thang Long Institute of Mathematics and Applied Sciences; professor and former director of the Institute of Mathematics (Vietnam Academy of Science and Technology), member of the State Council for Professor promotion of Vietnam, Chairman of the Council for Professor promotion in Mathematics. His main area of research is analysis and number theory. He has found a generalization of Nevanlinna theory for p-adic functions, and has also found an interpolation theorem for unbounded p-adic analytic functions, also applicable to p-adic L-functions. He is a member of the Vietnamese Academy of Science and Technology.

Hassan is president of the Sudanese National Academy of Sciences and was president of TWAS from 2019-22; and Chair of the Governing Council of the United Nations Technology Bank for the Least Developed Countries, and of the International Advisory Board of the Centre for Development Research, Germany. He covered many high-level positions, such as President of the InterAcademy Partnership (IAP); founding Executive Director of TWAS; President of the African Academy of Sciences; founding President of the Network of African Science Academies, and Chair of the Council of United Nations University. After obtaining his PhD in mathematics from the University of Oxford, he returned to the Sudan and later became Professor and Dean of the Faculty of Mathematical Sciences at Khartoum University. Among his honours are: Comendador and Grand Cross of the Brazilian Order of the National Scientific Merit, and Officer of the Order of Merit of Italy. He is a member of several scientific academies, including the Belgian, Colombian, Cuban, Moroccan, Pakistani, South African and the Pontifical. He is the recipient of the G77 Leadership Award and of the Abdus Salam Medal for Science and Technology.

Le Tuân Hoa is a full professor of the Institute of Mathematics Hanoi (IMH), Vietnam Academy of Sciences and Technology. He graduated in Belorussia, obtained his PhD in 1990 at University of Halle, Germany and Doctor of Science in 1995 at the IMH. He joined IMH in 1981, where he served as a Deputy-Director from 1998 to May 2011, and director from 2013 to 2017. From June 2011 to October 2013 he was seconded to the Vietnam Institute of Advanced Study in Mathematics (VIASM) and took the position of Managing director there. He also served as the president of the Vietnam Mathematical Society (VMS) for the terms 2008 - 2013 and the president of the South East Asian Mathematical Society (SEAMS) for the terms 2012-2013. Since 2018, he is the chair of Section Mathematics of the State Council for Professorship of Vietnam. He is elected as an IMU/ CDC Member for the period 2023-2026. His research focuses on the complexity of algebraic objects. He has more than 60 publications.

Holden earned his PhD in mathematics from the University of Oslo in 1985, and is Doctor honoris causa, Vietnam Academy of Science and Technology, Hanoi. Since 1986 he has been working at the Norwegian University of Science and Technology, Trondheim, Norway, where he became a full professor in 1991. He is Secretary General of the International Mathematical Union (2015–2022); Vice-president of the European Mathematical Society (2007–10) and Secretary (2003–06). Holden is an elected member of the Norwegian Academy of Science and Letters, the Royal Norwegian Society of Sciences and Letters (President 2014–16), the Norwegian Academy of Technological Sciences, the Academia Europaea, the European Academy of Sciences. He is Fellow of the American Mathematical Society and of the Society for Industrial and Applied Mathematics too.

Mahouton Norbert Hounkonnou is a full Professor of Mathematics and Physics at the University of Abomey-Calavi, Benin. His works deal with noncommutative and nonlinear mathematics, and complexity. He authors books. He serves as a member or associate editor of editorial boards for renowned book series and journals in mathematics and mathematical physics. He supervised 37 PhD and 40 M. Sc. students from various continents. He was awarded a series of recognitions for the excellency of his works such as the Prize of The World Academy of Sciences (TWAS) in 1996, the Tokyo University of Science President Award in 2015, and the 2016 World Academy of Sciences C. N. R. Rao Prize for Scientific Research "for his incisive work on noncommutative and nonlinear mathematics and his contributions to world-class mathematics education ";. He is the President of the Network of African Science Academies, former President of the Benin National Academy of Sciences, Arts and Letters. His membership extends to African Academy of Sciences, Academy of Science of South Africa, Académie Hassan II des Sciences et Techniques du Maroc, InterAcademy Partnership Advisory Committee, etc.

Khanduja obtained her BA, MA and Ph.D. degree from Panjab University, Chandigarh and thereafter taught in that university for more than 35 years. In April 2011, she joined Indian Institute of Science Education and Research Mohali and at present is INSA senior scientist in this institute. She is fellow of the Indian Academy of Sciences Bangalore, National Academy of Sciences Allahabad and Indian National Science Academy (INSA) New Delhi. In 2015, she was awarded Professor V.V. Narlikar memorial lecture award of INSA. As a teacher in Panjab University and IISER Mohali, she took part in various programs promoting the cause of mathematics and she was coordinator of NBHM (National Board for Higher Mathematics) Ph.D. and M.Sc. scholarship tests from 2003 to 2010.

Kohayakawa (PhD, Cambridge, 1991) is a Full Professor at the Institute of Mathematics and Statistics of the University of São Paulo. He works mainly in the areas of discrete mathematics and theoretical computer science. He was one of the first researchers to promote the use of Szemerédi's regularity method in the sparse setting, focusing on analogues of classical extremal problems in sparse random environments. More recently, he investigated limits of permutation sequences and successfully obtained strong estimates on the number of B_h-sets. His papers on chromatic thresholds of graphs, co-authored with P. Allen, J. Böttcher, S. Griffiths, and R. Morris, received the 2018 Delbert Ray Fulkerson Prize of the American Mathematical Society and Mathematical Optimization Society. He is a member of the Academy of Sciences of the State of São Paulo and of the Brazilian Academy of Sciences.