Investigating the emergence of complex societies in Chalcolithic Cyprus.

This project will construct an inventory of possible conceptions of the resistance of the world to scientists’ claims and theories.

To easily take part in group decision-making research, Jörg Gross, Assistent Professor Social and Organisational Psychology, launched a platform that allows students at the social interaction lab. Sign up to receive invitations if you are interested in taking part in on-going scientific studies in the…

Microbial rhodopsins are photosensitive pigments implemented in the growth and adaptation of a large population of microorganisms.

How can data science improve tax administration? Mark Pijnenburg, a senior data scientist at the Netherlands Tax and Customs Administration, decided to investigate this in a dissertation. He talks about his experiences: 'Sometimes a technique is scientifically interesting, but not applicable in real…

Following China and Italy, it appears that the United States is becoming the next epicentre of the coronacrisis. Can the US handle this crisis? Is president Trump dealing with the situation correctly? We asked Leiden America expert Sara Polak.

Changes in our climate, the decline in biodiversity, the development of vaccines against new infectious diseases and whether we are the only inhabitants of the universe: these are just a few of the pressing challenges our society faces today. But which scientific choices must be made at the national…

22 September 2017 the second biannual conference took place organised by IAAEU of the University of Trier and the Hugo Sinzheimer Institute of Frankfurt. The theme of the conference was the European Pillar of Social Rights. Under the heading of the conference’s title, International Labour Law as a stimulus…

What do children think about computer science and the profession 'programmer'? Shirley de Wit and her colleagues from the Programming Education Research Lab (PERL) are investigating how children see programmers and whether they have stereotyped images of this profession. Last summer more than 550 children…

In a joint letter, the Leiden student associations have appeal to students to practise 1.5m distancing and to only meet others if they are fit and well. They urge them to observe the corona rules to prevent a local spike.

Mariska Jung, Jasmijn Rana and Looi van Kessel receive a €10,000 KIEM grant for

On Wednesday, 5 September 2018, the second group of employees of the Ministry of Infrastructure and Water Management (IenW) started the managerial track of the Data Science course given by Leiden University (LCDS).

Only the fittest cyclists stand a chance of taking yellow in the brutal Tour de France. Team Jumbo-Visma is working with data scientists from Leiden. They have analysed the stages and performance of Jumbo-Visma’s riders in previous Grand Tours. And they are researching how to determine the fitness level…

'I hope to contribute to a better understanding of social dilemmas we constantly face, like those that arise with climate change or the current pandemic,' says social and organisational psychologist Jörg Gross in an interview on his Starting Grant of the European Research Council (ERC).

On 29 and 30 June, Ingrid Leijten participated in an international workshop held at the International Institute for the Sociology of Law (IISJ) in Oñati, Spain.

Over the last decades, income inequality has increased globally. How do social policies affect this increasing trend? How do international trade and technological progress affect inequality? What is the profile of income inequality in China?

On 9 and 10 November, the Institute of International and European Law of the University of Göttingen and the Minerva Center for Human Rights of the Hebrew University of Jerusalem, organized a conference called ‘Unpacking Economic and Social Rights: International and Comparative Dimensions’.

Lots of efforts are being made to promote open science practices in scholarly publishing. However, information on the openness of scholarly journals is highly fragmented. There are various data sources that provide information on specific aspects of openness, but there is hardly any integration of these…

We are very proud to announce that our LUC Science Lab is finished and ready to be used by LUC students.

Is aggression always bad? PhD research by psychologist Simone Dobbelaar shows that it is not. In fact, children who occasionally fiercely defend themselves and stand up for their peers often feel better mentally.

We are excited to announce that Marie Schwed Shenker's research paper, co-authored with Dr Eduard Fosch-Villaronga (Associate Professor at eLaw) and Professor Bart Custers (Professor of Law and Data Science), has been accepted for presentation at the 16th International Conference on Social Robotics…

Leiden University has received a €50,000 grant from Open Science NL to develop a roadmap for integrating open science into the strategic priorities of various institutes and translating this into human resource (HR) policies.

As of 1 December 2024, Uta Wehn is professor by special appointment of the chair 'Citizen Science and Sustainability' within the Focal Area Engagement and Inclusion at the Centre for Science and Technology Studies (CWTS) at Leiden University. The new chair has been established jointly by CWTS and IHE…

Leiden University is home to over a hundred specialists studying the Middle Ages and the Early Modern period. From 2017-2018 onwards, they will join forces to offer two new options for specialisation within existing MA programmes: Medieval Studies and Early Modern Studies.

From study places to consulting collections and from a meeting with your faculty liaison to getting books after opening hours: the new Science Library offers it all. The library moved to a brand new location in the Gorlaeus building and will be open starting 15 April.

What would happen if families with little money were to receive an extra amount every month with no conditions attached? Would it help with their worst financial problems? In order to find out, the municipality of Amsterdam will conduct an experiment with 300 families over the next two years. During…

Exploring logging's real impact: Insights from Anthropologist Tessa Minter in the Solomon Islands.

International pharmaceuticals company Grünenthal is to open an innovation hub on the Leiden Bio Science Park. The hub will make it easier for scientists and drug developers to work together.

The corona crisis has fuelled the discussion on social interests which has consequences for those looking out for these interests; it should be handled in a more socially responsible manner in which the government has an important role to play.

Athletic achievements, enthusiastic supporters and a beautiful donation for charity: on Saturday 15 April, the Leiden Bio Science Park was the setting for the 5th edition of the Leiden Science Run. All this was accompanied by bright sunshine. ‘What a joy to be part of!’

‘Very interesting’ is what two bachelor students have to say about the stories by Liesbeth van Vliet and Niki Antypa during the Psychology Science Day. The icing on the cake were the poster presentations about the bachelor's theses, admired and commented on by scientists and fellow students. Teachers…

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.

Free playtime and physical play are of great importance to children's social development. That is the main conclusion of innovative research by developmental psychologists and computer scientists from Leiden University.

We are pleased to invite abstracts for a conference on ‘Advancing Social, Economic, and Cultural Rights in a Polarised, Digitalised, and Unequal World’ to be held at Leiden University on 4 and 5 September 2025, in collaboration with Netherlands Network for Human Rights Researh (NNHRR).

On the Master’s Open Day on 15 February Liza Vromen from Harlem arrives in Leiden to investigate the pre-master’s programme Psychology. As a matter of fact she will look beyond that programme for a master’s specialisation which fits her personal interest.

A smile, tears in your eyes or a blush on your cheeks: we understand one another better by mirroring one another’s emotions. In her PhD dissertation, Julia Folz concludes that people with autism or social anxiety can be helped by interventions focused on the body.

Many people were using social media to follow last weekend’s march on Moscow by the Wagner mercenaries. And they weren’t the only ones: intelligence services were also watching with great interest. What kind of information do they obtain from social media and what are the advantages and disadvantage…

A diverse team of Leiden archaeologists applied for, and was awarded, the KNAW ‘Appreciated!’ grant, meant to further their science communication endeavours. We speak with Dr Maikel Kuijpers, who is the main contact person of the application.

Mateo Cohen (research assistant at the Open University of Israel and PhD candidate at Leiden University’s Institute of Political Science) studied arguments articulated by diverse members of the Right-Wing elite in Israel and explains how these views lead to the rejection of a two-state solution and…

Based on interviews with feminist Instagram users, this article studies emergent feminist visibilities on Instagram through the concept of filtering.

This monograph, written by dr. Dennie Oude Nijhuis and published by Cambridge University Press, discusses the postwar development of the welfare state.

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…