How many species of plants, animals, fungi and moss live in the gardens surrounding the Oude UB at Rapenburg 70? On Tuesday May 20th, the Citizen Science Lab led an investigation in the front gardens and back courtyard of the Old UB at Rapenburg 70, together with 15 colleagues working in that buildi…

The origins of Surinamese rice, a digital twin of the Earth and a large big-data project in the Chilean sky: three Leiden scientists receive an ENW-KLEIN grant for innovative, fundamental research.

The new MASCARA-facilty in Chile has achieved first light. This new facility will seek out transiting exoplanets as they pass in front of their bright parent stars and create a catalogue of targets for future exoplanet characterisation observations.

Science Europe has selected CWTS at Leiden University and the Know Center (Graz, Austria) to conduct a study into the links between open science and research cultures.

Studenten blijven tevreden over hun opleiding en docenten, maar studentenwelzijn en de aansluiting op de arbeidsmarkt blijven belangrijke aandachtspunten.

Biophysicist Rolf Harkes has developed a microscope to optically localize individual molecules in living cells. It improves monitoring of diseases like cancer and Parkinson’s at the cellular level. Defende PhD thesis on t13 January 2016.

If you know a crime is about to occur, should you be able to prevent it before it has even happened? This was one of the questions that was posed in light of predictive policing as a form of mass surveillance during the debate in the elective Governance of Crime and Social Disorder class of the Crisis…

Saskia Goedhard was previously director of operations at the Hogeschool van Amsterdam and the UvA. Since April, she has brought her expertise to the Faculty of Humanities as director of business operations. 'Good business management is like water from a tap. You only notice it when it’s no longer th…

The new programme Synoptic Optics, funded by the NWO Domain Applied and Engineering Sciences, will develop new optical techniques. Researcher Frans Snik and Professor of Experimental Astrophysics Christoph Keller from Leiden Observatory will test novel approaches to monitor air pollution and discover…

LUC students research the Geul river’s restoration, combining sediment studies, biodiversity assessments, and policy insights for global environmental challenges

Heart patients who maintain a healthy lifestyle can start earning discounts at shops or for trips out. The Tergooi Hospital is the first in the Netherlands to introduce this unique method that was co-developed by the research group headed by Professor of Health Psychology Andrea Evers and the Leiden…

In a new report commissioned by Science Europe, CWTS and the Know Center review academic and grey literature to examine how open science practices contribute to research culture.

Oostenrijk wil online bedreigingen en haat harder aanpakken. Aanleiding is de dood van huisarts Lisa-Maria Kellermayr. Zij maakte eind juli een einde aan haar leven, nadat ze maandenlang werd bedreigd door mensen die tegen coronamaatregelen en vaccinaties zijn.

Rogier Creemers, assistent professor in Modern Chinese Studies, wrote an article about China's social credit system in the Schweizer Monat. In the article he argues that it is not the most dangerous among China's technology projects.

The Dutch childcare allowance affair has exposed the failings of the democratic constitutional state. Early in 2021, the government therefore pledged to establish a new public administration culture. There’s still a long way to go to achieve this.

There are frequent calls from society for heavier prison sentences, but the question is whether longer sentences result in a safer society. Judges are seeing more and more offenders with social and psychological problems and they therefore often prescribe a programme of treatment and monitoring for…

Professor Paul van der Heijden (international labour law Leiden University) has been appointed the honorary Marcel Storme chair at the University of Ghent. The Marcel Storme chair is a rotating professorship at the law faculty of the University of Ghent which according to the regulations is solely…

On Thursday 24 of June, GTGC’s Assistant Professor Valentina Carraro, presented her work on regime complexity during the Conference of the Academic Council on the United Nations System (ACUNS).

In Belgium Radio 1, Marieke Liem (professor of Violence and Interventions) gives a scientific perspective on serial killers and explains the typical Hollywood image of serial killers is not in line with reality.

Annually KNVI (Koninklijke Nederlandse Vereniging van Informatieprofessionals) awards thesis prizes to master students in the field of Informatics and Information Science.

On Tuesday 19 January 2016, dr. Nelleke Koffeman LL.M, assistant professor at the Europa Instituut of Leiden Law School, appeared as a guest on the radio show ‘Juridische Zaken’ (‘Legal Affairs’) for the Dutch national radio channel BNR Nieuwsradio to discuss the proposal by the Alliance of Liberals…

Multinationals blijven belasting ontwijken in Nederland en Europa. Dit loopt op tot jaarlijks 100 miljard euro. Volgens een rapport van de Europese Rekenkamer moet Brussel hier meer tegen doen. Jan Vleggeert, hoogleraar belastingrecht, sprak met de Volkskrant over dit rapport.

On 8 December 2022, the day that Croatia was given the green light to fully join the Schengen area, the faculty of Law of the University of Zagreb organised the UNESCO Chair Conference on Schengen and external borders. Jorrit Rijpma, Professor of European Law was invited to address the legal and political…

On Tuesday 26 February 2019, Prof. Corinne Dettmeijer has given a guest lecture to students of the master programmes Child Law (Jeugdrecht) and International Children’s Rights. Prof. Dettmeijer holds the Cleveringa Chair at Leiden University.

Why are so many people killed on the Caribbean islands? And how can we reduce this number? Scientists aim to find answers to these questions by means of a databank. That could help justice and police on the islands to reduce the number of murders.

Leiden University is currently experiencing network problems due to ongoing attacks on the SURF network used by Leiden University. As a result, certain systems may be poorly accessible or unavailable. The ISSC is working hard to resolve the issues as soon as possible however, in doing so, the ISSC is…

On 20 October 2021 the plenary of the European Economic and Social Committee adopted its opinion on the proposed EU strategy for the Schengen area.

Merijn Tinga, the Plastic Soup Surfer, launched the Pick Up 10 campaign. This campaign, supported by Google and National Geographic, uses photo recognition to identify and monitor litter through an app.

Olaf van Vliet is Extraordinary Professor of Comparative Welfare State Analysis at the Economics department and the Institute of Public Administration at Leiden University. ‘From an electoral point of view, it is much more interesting to do things for people aged 66 and upward than it is for people…

Wim Jiskoot has been honored by the American Association of Pharmaceutical Scientists as an AAPS Fellow.

On Monday, 12 January 2026, there was a disruption in the operation of the video portal. The video portal is displaying an error message and is unavailable. We are currently investigating the cause and working to find a solution. We are in close contact with the supplier and will post updates as…

Knowledge institutions play a unique role in society and can contribute to a future-proof and sustainable world. That’s why Leiden University has signed the ‘Think green, act green’ manifesto. The manifesto is the initiative of The Young Academy and The Green Young Academy, who are calling on universities…

The report aims to establish baseline information on the Sustainable Development Goals’ indicators currently being tracked and measured within the region, at both a national and regional level. Additionally, the report summarises key findings from this data. Finally, the report also presents ways to…

Russia recently blew up a defect satellite. As a result, the amount of space debris in Earth orbit has increased.

High sensitivity, or sensory processing sensitivity, is increasingly discussed in popular media, but what does it actually mean to be highly sensitive? In this episode, Véronique de Gucht, associate professor at Leiden University, shares her expertise on this topic.

As of 1 April 2025, Lodewijk Govaerts will be standing down from the Board of Governors due to other commitments that will demand a significant part of his time and attention within the foreseeable future. Govaerts does not want this to affect his ability to fulfil his role on the Board of Governors…

Stichting Migratierecht Nederland and the Europa Institute of Leiden University are jointly organising the conference ‘Children’s Rights and Migration’ that will take place in Leiden on 26 January 2023. Researchers, lawyers, judges, policy makers and other professionals from migration legal practice…

Dutch companies are increasingly rescreening staff to monitor security risks. Assistant Professor Ard Barends commented in the ‘Financieele Dagblad’ about the situation: 'By repeating background checks, companies can keep tabs on risks.'

Always taking the same route to work, going for that one dish in restaurants and going on the same holiday each summer: this may ring a bell for those who don’t like uncertainty. Researchers are now discovering that this aversion affects how we understand the world.

As part of the euCONSENT consortium, the Center for Law and Digital Technologies (eLaw) has been awarded European Commission funding to create a child rights’ centred cross-border system for online age verification and parental consent.

To understand how multistakeholder global governance institutions operate well, the Multistakeholder Global Governance (MGG) Project is currently developing three case studies to compare differences and similarities between capacity, effectiveness, and legitimacy. The case studies explore these themes…

Governance of Sustainability is a two-year programme, worth 120 European Credit Transfer System points (ECTS).

The programme is structured to guide you from a broad introduction in the first year to thematic specialisation and independent research in your final year. In the second year you will learn more about the four themes: the sustainable city, the safe city, the multicultural city and the healthy city.…

Industrial Ecology is the science of sustainability, a discipline which is vital to solving today’s environmental problems. In this two-year MSc programme, we are committed to training students who will go on to play instrumental roles in addressing and positively impacting the world’s sustainability…

Science for Sustainable Societies offers an exciting combination of theory and practice. While analysing and examining relevant topics from both the natural and the social sciences domains, you will also gain lots of hands-on experience. Interactive learning is an important part of the programme. You…

In a podcast of the Netherlands Internet Governance Forum (NL GF) and the Safer Internet Centre Nederland, Simone van der Hof, Professor of Law and Digital Technologies at Leiden University and Thijs Hannema, a lawyer at Kennedy van der Laan, discuss online privacy of children.

PhD defence

A new health programme will reward patients with - or at risk of developing - cardio-vascular diseases for keeping to a healthy lifestyle. A research group including psychologist Andrea Evers has been awarded 2.5 million euros by the Dutch Heart Foundation and the Ministry of Public Health, Welfare…

Revelations about unacceptable behaviour and sexual misconduct in the TV and sporting world have rekindled the public debate about a safe environment. At Leiden University we are coming together to prevent unacceptable behaviour and provide proper care and support for victims. According to President…

Inclusive teaching and research, a good reflection of society and a safe and accessible learning and working environment. The new Diversity and Inclusion Work Plan has set the direction of University policy and aims to create a university where everyone feels respected and at home. Diversity Officer…