News
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Order in chaos: mathematician looks for patterns in unpredictable systemsmathematics 16 June 2026What do chemical reactions, epidemics and vegetation have in common? More than you might think, says mathematician Mark van den Bosch (Leiden Universi...
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Leiden Declaration: AI is challenging the core values of mathematicsOpinion 02 June 2026In the ‘Leiden Declaration’, an international group of researchers warns that AI is putting fundamental values of the discipline under threat. The ris...
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Grants for research on immune cells, vegan cheese and PFAS detectionGrants and appointments for Faculty of Science 21 April 2026Researchers at the Faculty of Science work at the frontiers of knowledge every day, tackling today’s major societal challenges. Their work is recognis...
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Grants and appointments for microbiome research, enzyme development and moreGrants and appointments for Faculty of Science 24 March 2026
Researchers at the Faculty of Science work at the frontiers of knowledge every day, tackling today’s major societal challenges. Their work is recognis...
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In Memoriam Erik Deul 1958 – 2026In Memoriam 17 March 2026On March 13, Dr. Erik Deul passed away at the age of 67. He leaves behind his wife Wilma, children Caroline and Wouter, and grandchildren Joris, Stach...
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How cells work together: the mathematics behind biological shapesphd defence 05 March 2026
How do biological cells join forces to form a structure? In her PhD research, Daphne Nesenberend uses mathematics to show how forces and cooperation b...
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In Memoriam – Emeritus Professor Marc Spijker27 January 2026On 11 January 2026, our esteemed and much-loved former colleague, Prof. Dr Marc Spijker, passed away.
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‘As long as the logic works, you can do whatever you want’Leiden Science Young Talent Award 11 December 2025With a healthy dose of logic and creativity, mathematics student Lance Bakker shows how computers can prove complex mathematics. His method proves int...
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Consensus, bias and polarisation: How mathematicians study opinionsCOMPLEX NETWORKS 25 November 2025How do opinions form and change in large groups of people? That's not just a sociological question, it's a mathematical one. PhD candidate Federico Ca...
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Three Leiden researchers receive NWO Open Competition grant for innovative scienceRESEACH GRANTS 24 November 2025Sustainable biotechnology, new insights into genome evolution and combining forces in mathematics. The NWO has awarded grants to these three innovativ...
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Uzbek mathematician refines world-famous theory: ‘So many things are connected’PhD 10 September 2025Predicting the collective behaviour of systems, like a large group of people electing one of the parties, is no easy task. But there’s a theory that s...
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From equations to excursions: Leiden students excel at International Maths Competitionpuzzelen 21 August 2025Five mathematics students from Leiden University and their coach stood out this summer in Bulgaria at the IMC: the International Mathematics Competiti...
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New assumption-free statistics offer a better choice for many research studies19 June 2025PhD candidate Daniël Gomon has developed statistical methods that could significantly improve research in fields like medicine and demography. ‘Mathem...
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Smarter hypothesis testing with statistics: how e-values can improve scientific research13 June 2025During his PhD research, mathematician Tyron Lardy worked on a new approach to hypothesis testing. Instead of the traditional p-value, he uses so-call...
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Four Leiden University researchers awarded Vici grantsResearch grants 27 February 2025From research on the first human ancestors to leave Africa to mathematical models in random disturbances. For Leiden researchers have been awarded a p...