Frans de Haas started his work at the MI with a clear mandate. Listening and talking are what he will mainly be doing ‘My role is to make sure that everyone feels comfortable in the new situation.’

The Dutch Ministry of Infrastructure and Water Management is refusing to release documents on the safety of Schiphol Airport, despite a court ruling that they must be made public. The case has been running for four years and was brought by current affairs programme EenVandaag.

Cora van Nieuwenhuizen (VVD) has resigned as Minister of Infrastructure and Water Management with immediate effect. She has decided to take up a position outside politics and will become chair of the lobby organisation for the energy sector, Energie Nederland.

On Monday, June 24th, 24 employees of the Ministry of Infrastructure and Water Management (IenW) received their certificates for completing Data Science courses, offered by the Leiden Centre of Data Science.

Climate change, depletion of natural resources, loss of natural and cultural landscapes, and many other (ecological) sustainability challenges urge us to (re)evaluate human interaction with the natural world. This renewed environmental consciousness has invigorated not only scientists working on effects…

This book reconstructs the life of Lie Alma, a Dutch teacher and antifascist activist, and her role in international women’s peace politics and the struggle against fascism, poverty and social inequality.

Archaeologist Prof Bleda Düring has been awarded a prestigious ERC Advanced Grant for his research on the emergence of social inequalities in the transition from the Copper Age to the Bronze Age in Cyprus. Using excavations, isotope analysis and cultural interpretations, he investigates how and why…

While bioinformatics methods deal with the analysis of sequence information (be it proteins or DNA), the field of cheminformatics is concerned with the analysis of small-molecule datasets.

Multicopper oxidase, laccase, can efficiently reduce oxygen to water and are mostly used in the enzymatic biofuel cells.

In surface science there is great effort to move from studying simple, flat model surfaces in vacuum to investigating more complex model catalysts in gas environments (in situ). This thesis gives three examples of such studies using microscopy and spectroscopy.

This thesis takes steps toward understanding the interaction between gas-phase and solid-state molecules in star- and planet-forming regions.

The

Promotores: A.P. IJzerman, H.W.T. van Vlijmen

Can furan-based resisn be degraded by microbial enzymes in combination with mild pre-treatment?

The sustainability upgrade of the University Library (UB) is well under way. The building now has entirely new façade glazing with HR++ glass, as well as two new glazed roof domes. The climate-control system has also been modified, enabling low-temperature heating and enabling the building for connection…

Sustainability, health and wellbeing are key factors during the coming renovation of the iconic South Cluster of the Humanities Campus. The conversion of the original seven ‘houses’ to create a single spacious, light and attractive environment under a glass roof will earn an Excellent Level qualification…

The World Data Visualization Prize for 2019 was awarded to Dimiter Toshkov, Associate Professor at the Institute of Public Administration, for his work on the theme of small states and good governance. The prize is a good way to raise awareness about the value of good data visualization.

On Friday 17 November at 15.30h Prof. Simon Deakin will give the first seminar of the Reform of Social Legislation Speaker Series

The Developmental and Educational Psychology unit nominated Jiemiao Chen's paper

The aim of this research is to understand the linking of crises for the combination of climate change and the COVID-19 pandemic.

In a new essay for Ethics & International Affairs, Dr Henning Lahmann, Assistant Professor of International Law & Technology at eLaw, addresses the question whether states should resort to social media to warn a civilian population ahead of military operations.

Our facilities cover:

The central research question focuses on identifying shifts in the urban social network in terms of private, semi-public and public space by means of mapping the spatial distributions of wells and cesspits in the town of Haarlem in the course of the pre-industrial period (1200-1800). Shifts may be indicative…

Conference, Workshop

In cities, parks take the blame for mosquito problems. However, the real issue is usually a few streets away. Drains and standing rainwater create ideal breeding grounds for larvae. As a result, controlling adult mosquitoes in parks makes little sense, says environmental scientist Louie Krol in his…

From the 19th century, Dutch colonisers on Curaçao relied heavily on the Catholic church. Missionaries provided not only teaching and spiritual care for the Catholic Afro-Caribbeans, they also ensured social order and peace. However, these benefits came at a price. The gap to good education and participation…

The Netherlands has also announced special measures to fight SARS-CoV-2 coronavirus. These measures have at times caused questionable behaviour, such as stockpiling or charging exorbitant sums for masks. But the intentions behind this seemingly antisocial behaviour are not necessarily bad, says Professor…

Nature, nurture and neural mechanisms of social emotion regulation in childhood

Contemporary Maya Calendars

Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

In the summer of 2011, from June 14th until August 5th, the Laboratory for Human Osteoarchaeology conducted an excavation on the former cemetery of Middenbeemster in cooperation with archaeological company Hollandia. The cemetery, which is located next to the church of Middenbeemster can be dated between…

How did Angkor interact with regional urban centers? How did the settlement system impact the society's agricultural system and regional resilience?

The hinterland of important centres like Petra (Southern Jordan) can provide essential information that contribute to the understanding of their rise, expansion and decline.

How are top-down directives translated and implemented at mission level in UN peacekeeping?

Empathic or anxious mistakes? A neurocognitive investigation of the development of social performance monitoring in youth growing up in stressful versus non-stressful environments

It’s not a regular occurrence at Leiden University: two professors giving their inaugural lecture on the same day. Berna Güroğlu and Ellen de Bruijn specialise in related disciplines: they both research the influence of social context on processes in the brain – Güroğlu in adolescents and De Bruijn…

Arnold Tukker and Mingming Hu (CML) will look for urban resilience solutions in the Dutch-Chinese ReSURE2 project that received 1.1M euro.

Algae are not what immediately spring to mind when people think of threatened species. But even among algae there are species that have a difficult time, such as ‘Aegagropila linnaei’. In the magazine BioScience Christian Bödeker describes the worldwide decline of this species. He calls for the species…

Tahir Abbas, associate professor at ISGA, has been appointed as a Fellow of the Academy of Social Sciences. The Academy of Social Sciences is the UK’s national academy of academics, learned societies and practitioners in the social sciences. Its purpose is to promote social science in the United Kingdom…

Integrins play an essential role in multicellular life by connecting cells to the extracellular matrix.

Pathways of toxicity

Analysis of drug adversity

The Advisory Board is an external Advisory Council, to advice the Board of Directors of CML about general strategies, research and education activities and evaluation procedures (Dutch: visitatie).

Lets hit the water! Our students joined us on Saturday 30 August 2025 for a Stand Up Paddleboarding (SUP) and canal clean-up session on Leiden’s canals with Plastic Soup Surfer Merijn Tinga.