During your stay at Leiden University it's a great idea to join a student or sports association. It's the perfect way to get to know people quickly and build a network, whilst also being a whole lot of fun.

Cryptocurrencies have exploded onto global financial markets, with the value of a single bitcoin growing from around 800 USD in 2016 to 67,000 USD in 2021.

On 28 February, Marieke Liem, Associate Professor at the Institute of Security and Global Affairs, appeared as a guest on the Dutch NPO Radio 1 Brainwash Podcast to discuss the 'big homicide questions' she is trying to find the answers to.

Coronavirus is generating a great deal of uncertainty throughout the world. Fortunately, there are some bright spots, such as the residents of Italian cities who are in quarantine trying to keep everyone's spirits up with their clapping and singing. Closer to home, Leiden historian Suze Zijlstra took…

Is EU law still supreme? Most national high courts have formulated some limits on the absolute supremacy claimed by EU law.

Leiden Professor of Maths Frans van Schooten Jnr. (1615-1660) and his wife Margrieta were painted by Rembrandt. This is the claim made by mathematician and art historian Johan Zwakenberg in his recently published article in the 2018 Leiden Yearbook. Leiden art historians are not completely convinced…

You can follow Leiden University courses as a non-examination student, which means you can study without having the right to take examinations. You pay for a full year of teaching, and during that year you can take as many courses as you like. Some programmes may set further requirements.

Perhaps you have questions about your studies or could use some extra help? Or maybe you’d like some support of a more personal nature? At Leiden University we have people and departments who are glad to help out in any and all of these areas.

Almost all bacteria are enveloped by a cell wall that provides cellular protection.

The University encourages you, as members of our staff, to use and develop your talents.

Gibbs processes, g-measures, fuzzy Gibbs states

Students in Leiden are entitled to good teaching and good supervision. For their part, there are some conditions they have to meet to ensure that they complete their studies within the time allotted.

The major aim of the specialisation Occupational Health Psychology is to equip you with advanced training in research methods and professional skills. This will prepare you both for a career involving psychological research as well as for the application of scientific knowledge and methods in various…

The first day of the Online Well-being Week covered the topic of your mental health. And more specifically, how to not be too hard on yourself and how you might feel in these weird times.

For my Policy in Practice research project, Elise van Dansik engaged with a problem that Leiden ‘Social Domain’ policy officers saw themselves confronted with, which was why migrant organizations of Slaaghwijk (a socio-economically disadvantaged neighborhood in Leiden’s north) do not cooperate with…

Every year, student mentors are appointed for first-year students at Leiden University. These mentors help new students with getting started. Tatum Meijer is a student mentor, for the bachelor's programme English. Especially now, in a period of crisis, the role of student mentor is very important.

Early July was the graduation ceremony of the Leiden Leadership Programme,: a moment to reflect and celebrate the outcomes of eight months’ hard work. Leiden’s Marekerk was filled with colourful music and some wise pieces of advice: ‘Find the path that suits you best.’

Leiden University's interdisciplinary research programme SAILS funds young interdisciplinary scientists working at the intersection of AI and other fields. How do these researchers experience the work?

It is estimated that approximately 30% of all proteins require a metal to function. Investigating the relationship between metal-binding and peptide/protein folding allows us to uncover fundamental rules for creating metallo-peptides and proteins, which in turn leads to the creation of new structures,…

It is good for a judge to have some empathy with victims and offenders. But too much empathy can be harmful to the practice of the law, as PhD candidate Claudia Bouteligier has found. Literature may offer a solution. PhD defence 18 September.

'Every year the courses are different, and there are new things to learn.' The 6th Leiden Summer School in Languages and Linguistics from 18-29 July this year has attracted 120 participants, 90 international and 30 from the Netherlands.

For first-year bachelor’s students, it is a well-known phenomenon: student mentors. These older students help newcomers on their way in small groups. Due to the Covid-19 pandemic, this year the choice was made to set up a mentor programme for new master's students as well. We talked to three student…

If you end up in prison somewhere in the world, the chances are you won’t be allowed to vote. If it were up to researchers Tom Theuns and Andrei Poama, rather than disenfranchise felons, we would oblige them to vote. That would be a better way to express democratic values.

Why have some European countries responded faster to the coronavirus outbreak than others? While in some countries the lockdown had already been declared when relatively few cases were known, others did not take action until thousands of people were already infected and hundreds were already dead. What…

Leiden researchers have carried out successful tests using a new method of packaging a cancer vaccine in nano-particles. The new vaccine has induced a strong immune reaction in mice. The researchers believe that this method can make an important contribution to the treatment of cancer. Their findings…

The free AI and Ethics course (in Dutch) is available online to anyone who wants to find out more about the ethical implications of artificial intelligence. One of the eight experts featured in the course is Professor Reijer Passchier. ‘Artificial Intelligence is spreading so fast and has such an impact…

Xander, student Public Administration, did an internship at the Marine Corps Training Centre. During his internship, he worked on automating the system of logistics requests. Now he is working as a working student for the training centre.

In the academic year 2021-2022 the Social Resilience and Security interdisciplinary programme will offer two courses for interested students who are entering the third year of their Bachelor's degree. You can sign up for these courses in your elective (minor) space. The courses are available to students…

Maarten Mous, Professor of African Linguistics at Leiden University, looks back on the 50th edition of the Colloquium of African Languages and Linguistics (CALL) and explains why this birthday was a celebration like no other.

Researching DNA material for genetic disorders using the most powerful apparatus. This is what GenomeScan, a company on the Leiden Bio Science Park, does. Master's student Konstantina Konstantinopoulou is doing an internship there. 'It's a world where developments happen really rapidly so it's a fantastic…

Liselotta Jahnke, Jason Irwin, Rachel Cruickshank and Paula Kovač are the new student members of the Programme Committee (OLC). This committee advises the Executive Board and the Faculty Board of CADS about educational matters, such as determining the Course and Examination Regulations and evaluating…

PhD student Robbin Bastiaansen applies mathematics to get insight in practical problems. By comparing mathematical models with developments in existing ecosystems, he hopes to demystify the process of desertification. His research has been published in Proceedings of the National Academy of Sciences…

The Panama Papers and Paradise Papers provide evidence that companies and individuals are evading tax on a large scale. Worldwide tax agreements can put a stop to this. But for the time being a treaty that will address the problem at its root is not in sight, in the opinion of legal expert Dirk Broekhuijsen.…

Did you know that algorithms can help with the prevention of air pollution and ships sinking in the sea? A team of Leiden University researchers have worked together with the Dutch Ministry of Infrastructure and Water Management to look in data-driven inspection of ships. In this interview, Gerrit Jan…

Hundreds of new students at Leiden University attended the opening of the 2015-2016 academic year. They came from all corners of the world for the start of their new study programme. Portraits of some of the newcomers.

The underwater world around present-day Indonesia has changed greatly in recent centuries as a result of human activity. University lecturer Johannes Müller has been awarded an NWO XS grant to map the history of the Indonesian ecosystems.

2,240 plant extracts from 1,299 different plant species of Dutch origin. That’s the collection of the Dutch Extract Library, which has recently been transferred to the Institute of Biology Leiden. To plant biologist and contact person for this library Pingtao Ding this is a true treasury. ‘To bring…

News articles have only a limited influence on the course of legislative processes. This is the finding of political science expert Lotte Melenhorst in her PhD dissertation. Defence 21 March.

Leiden University will be recording a brand-new series of podcasts in 2019: Science Shots. Our top scientists will talk about their research in less than 15 minutes. Tip: something to enjoy on the train journey between Leiden and The Hague, our two University cities!

After more than ten years, the time has come. The new Dutch Open Government Act (Wet Openbaar Overheid, Woo) will take effect on 1 May 2022. The Woo replaces the Government Information (Public Access) Act (Wob). The aim of the Act is to get administrative bodies of the government in the Netherlands…

Understanding what motivates foreign fighters to go and fight in war zones and analysing their social environment offers a basis for preventing them from going.

The wave of restitutions expected after French President Emmanuel Macron’s 2017 promise to return stolen art to Africa has hit legal and political roadblocks. But while former colonial powers are shying away, it seems 'New World' countries have started doing more to repair crimes against First Natio…

Caspar van den Berg was asked by Dutch news programme EditieNL for a reaction to the new coalition agreement and the ministerial team. Some ministries are set to have two ministers. Can that go well? View the excerpt.

Students following this programme can choose one specialisation. This can be either with a focus on psychology in everyday life or on its application in mental health care. Each specialisation consists of mandatory courses, electives a master’s thesis and an internship.

How did you get to where you are now? This is a key question in the Academic Life Course board game, developed by and for academics. ‘In a normal working week we hardly ever talk about the career choices we make, but with this game, we do.’

On 29 May Ambassador Lamberto Zannier, OSCE High Commissioner on National Minorities, gives a lecture about his mandate and work methods. After the lecture students can ask their questions during the Q&A.

The project aims at contributing to the safeguarding of Palestinian cultural heritage and the enhancement of economic situation through tourism development, by presenting and managing one of the most important archaeological resources, the archaeological site of Tell Balata.

The Hague is a fast-growing student city in the Netherlands, offering great study and career opportunities to students from all over the world.

To be eligible for Comparative Criminal Justice at Leiden University, you must meet the following admission requirements.