The Dies Natalis for alumni was held on Saturday 10 February, organised by the Leiden University Fund (LUF) together with the University. Almost 500 alumni came together in the Kamerlingh Onnes building to celebrate the 443rd anniversary of the foundation of their alma mater.

Although seen as the fastest and cheapest way to global climate protection, a uniform global carbon price would have major consequences for the economic competitiveness of countries. Hauke Ward, who recently joined Leiden University, showed in the journal Energy Economics that modern western countries…

The eight ambitions of Leiden University's vision on education - Learning@LeidenUniversity - were the key theme of the packed Education Festival on 19 June. More than 200 lecturers and students came to PLNT, Leiden's innovation hotspot, for inspiration and best practices in the field of educational…

On 1 September, Ad Maas, curator of Rijksmuseum Boerhaave, was appointed professor by special appointment. In this role, he will primarily focus on the representation of natural sciences in museums.

Hans Slabbekoorn, researcher at the Institute of Biology Leiden, is one of the editors of the latest volume of the Springer Handbook of Auditory Research (SHAR). This book is filled with everything known about the effects of sound on vertebrates. Slabbekoorn’s contribution to the book as a co-author…

Almost 100 billion tons of CO₂ could be pulled out of the atmosphere by the end of the century. That is, if high-income countries switch to a plant-based diet. The double carbon profit of returning farmland to its natural state would equal about 14 years’ worth of agricultural emissions, researchers…

Editors: Irene Hadiprayitno, Elena Burgos Martinez, and Rizal Shidiq (Leiden Institute for Area Studies, Leiden University, the Netherlands)

In order to be able to handle the pressure of modern life better, Koreans practise GiCheon: intensive exercises for body and spirit. This movement theory is based on the tradition of mountain ascetics, but GiCheon is primarily a modern urban phenomenon. This is the conclusion of PhD candidate Victoria…

A programming competition in Minecraft? It really exists! And even better news: this time LIACS’ student team Mike's Angels achieved the first place! The team has been rewarded $500.

Whales in the vicinity of the city of Auckland, New Zealand consume large amounts of microplastics every day. A team of international researchers reached this conclusion after carefully examining whale poop. The team included Thijs Bosker, Associate Professor in Environmental Sciences at Leiden University…

Students of the European Union Studies track of MA International Relations visited Brussels this October and met many Leiden alumni who already work there.

In a new Leiden-Delft-Erasmus Universities white paper, researchers and practitioners start the conversation that society desperately needs to have. ‘We’ve outsourced the visionary thinking to tech companies.’

Leiden University College The Hague (LUC) is celebrating its fifth anniversary. This English-language programme with on-campus teaching for excellent students has proved to be a great success. On Saturday 10 October, the LUC will be celebrating in Diligentia Theatre in The Hague with numerous speakers,…

In March 2019, the Institute for Public Administration launched the MOOC Population Health Governance, in collaboration with the LUMC at Leiden University. The MOOC was one of the first modules to became available at the Coursera platform, as part of the ongoing development of the new Master’s programme…

Leiden University and African Child Policy Forum hold ‘ground-breaking’ workshop on antimicrobial resistance (AMR) and human rights in Africa

Global problems such as diseases of affluence or microplastics in the sea are too complex to be dealt with from a single scientific discipline or by just one country. Leiden University has the expertise to bring solutions to these enormous problems a step closer. Read more in the research dossier on…

Cars are equipped with catalysts to disarm toxic exhaust gases. Platinum plays an important role there. Leiden physicists and chemists have now for the first time seen the mechanism behind a platinum catalyst. With a fundamental understanding of the process, scientists can use this rare material more…

With a 'Kiem grant' of up to €10,000, Leiden University stimulates initiatives in research and education where diverse fields of study meet. This interdisciplinary approach helps solve complex issues.

An online course offered by Leiden University on the European Union is among the top 50 MOOCs in the world. This was announced recently by MOOC platform Class Central.

The energy and water consumption and CO2 footprint of all buildings at Leiden University can now be seen on its new Duurzaam in Beeld website. ‘We do a lot about sustainability,’ says Jeroen Waijenberg, Sustainability and Energy Coordinator at the University’s Real Estate Directorate. ‘But our efforts…

Research of the Leiden Institute of Chemistry into the development of a sustainable fuel cell has accidentally resulted in an exceptionally efficient catalyst for the production of hydrogen peroxide. The catalyst, discovered by Dennis Hetterscheid and PhD candidate Michiel Langerman, may lead to a more…

Feeling nostalgic, Professor in Public Administration Science Bernard Steunenberg explains how some years ago he would occasionally show a TV broadcast to his students, first removing the videotape from its big box and putting it in a VHS player. Today, a student from Maastricht, sitting in the train…

‘We intend to use the arrival of SRON in South Holland to give a serious impetus to research and activities related to space travel and astronomy in the broadest sense of the word.' These were the words of Rector Carel Stolker of Leiden University at the ceremony where the first pile of the new SRON…

A few weeks ago, Dutch pension giant ABP decided to divest from fossil fuels. But is this actually going to help the climate? Natascha van der Zwan, Arjen van der Heide and Philipp Golka (Institute of Public Administration, Leiden University) address this question in our new article for S&D.

On 25 September, lights throughout Leiden will be turned off for the Seeing Stars event. What makes the urban night so special? We asked university lecturer Sara Brandellero, who researches cities, night and migration.

Inviting members of the public to help monitor wildlife, photograph plants or conduct samplings. These are some of the many examples of Citizen Science. It is increasingly recognized as effective and impactful for collecting data, but also for engaging the public in scientific research. In Nature reviews…

On Tuesday 4 September, Martina Vijver delivered the scientific lecture during the academic opening of the Faculty of Science. Martina is professor in Ecotoxicology at CML and would like to have collaborations with colleagues from the Leiden Centre of Data Science. We had a brief interview with her.

Leiden University College is buzzing with life again. On 13 August, this year’s new crop of students moved into their rooms. For more than two hundred first-year students, LUC will be their home for the next three years. On the occasion of ‘moving day’, we spoke with three of them.

Chemists developed a new graphene-transferring method which makes use of cyclohexane. This new method leaves less impurities on graphene, is easier to handle than current methods and is widely applicable in graphene research. The publication will be on the cover of the journal ACS Central Science late…

Vanaf september 2025 biedt de Faculteit Governance and Global Affairs de bacheloropleiding Cybersecurity & Cybercrime aan. Deze unieke Nederlandstalige opleiding leidt studenten op tot veelzijdige cyberexperts. ‘Er is veel vraag naar specialisten op het gebied van cybersecurity en cybercrime’.

With its Green Deal The European Union has set itself much-needed ambitious climate goals. But the energy crisis and geopolitical tensions are making these difficult to achieve. Seven researchers from the Leiden-Delft-Erasmus Universities (LDE) alliance have written a white paper offering solutions.

Leiden University is going to offer two new Economics degree programmes at its campus in The Hague: the bachelor’s in Economics and Society and the master’s in Public Sector Economics. The NVAO has decided to award accreditation to both programmes, which will be taught in Dutch. The bachelor’s programme…

The LUCAS Dissertation Prize has been awarded to Dr. Renske Janssen for her PhD thesis Religio Illicita? Roman Legal Interactions with Early Christianity in Context.

A Personal Report by Matthew Hobson on the First Meeting of Post-doctoral Researchers at the Institute for History.

PhD defence

PhD defence

‘Even at the deepest point in the ocean you can still hear the noise from boats,' says biologist Hans Slabbekoorn. ‘And that's while sound is the most important means of communication for underwater life.' What is the effect of all that underwater noise on fish and other animals? Slabbekoorn is on board…

Genes predict whether you have a propensity for an illness but environmental factors often have the last word: nutrition, air pollution, lifestyle, stress. The exposome as both culprit and chance. Large-scale research is being carried out into this at Leiden. Thomas Hankemeier, Professor of Analytical…

PhD defence

PhD defence

PhD defence

PhD defence

PhD defence

What happens to the different waste streams?

Experiment

The Dutch horticultural sector faces the challenge of becoming fully circular by 2030. Professor of Environmental Biology Peter van Bodegom is going to commit himself for four years to guiding this transition and nudging it into the right direction. Together with Leiden-Delft-Erasmus Centre for Sustainability…

Some governments and companies are pursuing a more circular economy, but what is the best way to get there? An international group of industrial ecology researchers wrote a report that stresses the importance of including the scientific side into policies and practices. ‘We feel an obligation to support…

It came as a shock to many people: one million plant and animal species are threatened to become extinct. But this number isn’t the most relevant aspect, argue Alexander van Oudenhoven, Koos Biesmeijer and three other experts in Dutch newspaper Trouw. ‘It is more important to realise that the fate of…