Three quantum-safe cryptography methods have been standardised for worldwide use since this week. Léo Ducas co-designed the two primary PQC methods selected for this standardisation. Ducas is part of the Cryptology group at Centrum Wiskunde & Informatica (CWI) and is also professor of Mathematical cryptology…

A design created by student Jill Stoelinga has won our 450 mural competition! From May 12, you can help us paint the artwork. Read on to learn all about what the painting represents and how you can help.

Three student athletes from Leiden University are representing the Netherlands at the FISU Summer World University Games, a kind of Olympic Games for students.

Arco Timmermans, Bijzonder Hoogleraar Public Affairs, sprak deze week in het BNR Lobbypanel over verschillende lobbys, de lobby voor de kortere zomervakantie met een langere kerstvakantie en de lobby voor de stop van het steunen van het openbare vervoer.

Whereas the Netherlands Court of Audit used to conduct an investigation once a year, the average civil service organisation now has a few per year to contend with. Is so much going wrong nowadays? Not at all, says Professor by Special Appointment Sjoerd Keulen. ‘It’s one of the methods that makes democracy…

Arbitration law has grown into a ‘sexy’ area of practice about which students are keen to write a thesis and in which many lawyers specialise.

Klare taal en betere regels rond geheimhouding. Dit zijn enkele aanbevelingen van Leidse onderzoekers om de toegang tot informatie te verbeteren voor burgers die procederen tegen de overheid. Bestuur en rechter moeten zo vroeg en zoveel mogelijk informatie delen.

Theft, prostitution, fortune-telling or murder. Historian Manon van der Heijden and a group of students are researching court records from The Hague from 1600 to 1800. They are tracing crimes and offenders and shedding new light on The Hague’s Gevangenpoort (or Prison Gate). Among their many discoveries…

Leiden University researchers will be working more closely with colleagues at Una Europa partner universities this year. Three research projects have been awarded up to €40,000 in Una Europa seed funding to explore questions related to democracy and AI, web tracking technologies and clean energy.

On 24 January 2026, the Advanced MSc International Relations and Diplomacy (MIRD) hosted its Annual Reconnect & Gala, bringing together alumni from across the world, current students, and faculty. The event celebrated shared values, connection, and purpose, focusing on ‘The great shifts in international…

From health to migration to climate: 25 interdisciplinary research and education initiatives received a Kiem grant in 2024.

Should we cut our ties with Israel or maintain them? The event ‘A university conversation on Israel/Palestine’ on 1 July revealed the depth of feeling about the conflict, with students and staff grappling with academic values and moral dilemmas.

Yes, the new Humanities Campus is going to be smaller in size. But no, that doesn’t mean there’ll be any shortage of space. The available area and a creative design will give us all the room we need. So what will such a design look like? Take a look for yourself in the Arsenaal, the Pieter de la Court…

Doctoral Grant for lecturer to research witness protection at the international courts.

The Global Summit, which took place from 12-16 January 2021, is an initiative by Richard Albert, the William Stamps Farish Professor in Law, Professor of Government, Director of Constitutional Studies at the University of Texas at Austin, and Founder & Director of the International Forum on the Future…

The Indonesian government has been trying to enforce marriage and divorce laws for some time. These efforts are encountering resistance from both local communities and the Indonesian Supreme Court. PhD candidate Al Farabi investigated where this resistance comes from.

Parents are not always heard before their children’s placement in care is extended. They can only have their say if they ask the judge for a hearing themselves. ‘It should be the other way round,’ says Mariëlle Bruning, Professor of Child Law in a ‘De Nieuws BV’ broadcast.

Depression and anxiety disorders among youth are causing major problems worldwide. The mechanisms involved are still unknown, however. Moji Aghajani – Assistant Professor at the Institute of Education and Child Studies - aims to provide new insights with his research "Youth mental health meets big data…

Hospital pharmacist and lecturer on the master’s programme in pharmacy Arianna Pranger has made it to the final of the Lecturer of the Year 2021 competition. Outgoing minister Van Engelshoven (Education, Culture and Science) will award the prize to the winning lecturer.

Salvador Santino Regilme has been selected for a fellowship at the Netherlands Institute for Advanced Study (NIAS) in Amsterdam. From September 2022, he will spend 5 months at NIAS working on his research project titled 'The Normative Order of the Global War on Drugs'.

The European Research Council (ERC) has awarded Nathaniel Martin a Proof of Concept (PoC) grant. With it, his group aims to make a dangerous but potent antibiotic less toxic. He receives €150.000.

On Friday 20 May, from 1 p.m. to 6 p.m., approximately sixty lecturers met at the Faculty Club for the 2022 Education Showcase.

On 20 November 2015, on the occasion of Universal Children’s Day, the Council of Europe and the EU Agency for Fundamental Rights launched the Handbook on European law relating to the rights of the child.

The benefits department of the Dutch Tax Administration has attempted to reach backroom agreements with the judiciary about the decision period in benefits cases. Lecturer in tax law Martijn Nouwen says this harms the legal protection of victims.

On 22 July, Danny Mekić, PhD candidate at eLaw - Center for Law and Digital Technology and Eindhoven University of Technology, was named ‘Mr. of the Week’ following his recent wins in two lawsuits against social media company Twitter.

Pavel Durov, CEO of chat and messaging app Telegram, was arrested in France last week. The Russian tech billionaire flew into Paris by private jet and was arrested on suspicion of cybercrimes. Telegram allegedly facilitates criminal activities such as money laundering. This raises the question of how…

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.

Shell Nigeria is liable for damages from oil spills in Nigeria. The Hague Court of Appeals gave this ruling in a case that was brought by four Nigerian farmers.

Each research institute has its own dynamic. The Executive Board is visiting our institutes to find out what they are up to. On 24 June, it was the turn of the Institute for History. ‘History helps us make sense the present, whether through family stories, local issues or world politics.’

Taking a Bachelor’s in Security Studies while starting and running two businesses: student Mohamed Sulaiman never stops. But he wouldn’t have it any other way. PLNT The Hague entrepreneurs’ hub is a source of help and inspiration.

Her plan was to obtain a PhD, but, during her master’s, alumnus Sangbreeta Moitra discovered that her true interest lay in applying neuroscience in everyday life.

Over 100 Leiden University alumni gathered in the heart of Brussels for the annual Leiden Alumni in Brussels Event on 29 February. The European Banking Federation (EBF) generously hosted the event for the second time at their premises on Avenue des Arts.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Finally we know for sure that there is a black hole at the centre of our own galaxy. Today, astronomers unveiled the first ever photo of Sagittarius A*, a super-massive object at the centre of the Milky Way. This picture could only be taken thanks to the cooperation of telescopes worldwide.

On Monday 28 June 2021, a text based on an interview with Christa Tobler appeared in the Hofvijver (Montesquieu Instituut) on the relationship between the European Union and Switzerland, in particular after the decision of the Swiss Federal Government to refrain from signing an agreement on institutional…

The short documentary film was selected to the short film corner of the Cannes Film Festival.

The short documentary film was selected to the short film corner of the Cannes Film Festival.

Chinese athletes must perform this Olympics. Anything less than a gold is being seen as athletes being unpatriotic by furious nationalists online. Florian Schneider, director of the Leiden Asia Centre, explains the situation on BBC News.

Can politicians say whatever they want? What is the limit and when can the Public Prosecution Service act? PhD candidate Jip Stam examined the limits of free speech in criminal law. 'Intervening too soon can threaten democracy and the rule of law,' he warns.

Students from the ‘Public confidence in the criminal justice system’ Bachelor’s Honours Class completed this course with their presentations at the final session on Tuesday 25 May. What is unique about this honours class is the collaboration with The Hague University of Applied Sciences and the Court…

Staff at Dutch youth care services sometimes put parents under pressure to cooperate 'voluntarily'. There are instances when children are removed from the home without the approval of the court. This may have some benefits from the perspective of the support services, but in legal circles there are…

Danny Mekić was presented with the Felipe Rodriquez Award by Bits of Freedom on 13 February. The PhD student won the award for successfully suing X after the social media platform had ‘shadow banned’ him.

The liquidator is, according to the law, the initial designated person to signal and address irregularities in insolvencies. But when tackling fraud costs more than it generates, what does that mean for the liquidator’s course of action? And which factors obstruct liquidators in addressing these irregularities?…

On 26 November historian Jan Grabowski and sociologist Barbara Engelking will both give the Cleveringa Lecture. They wrote a book about the Holocaust in Poland and were taken to court for defamation.

What is it like to study law in the Netherlands as an international? Alumnus Heidi Burrows came to the Netherlands from the UK to study International Children’s Rights, an Advanced Master’s Programme. We asked her about her experiences with this unique programme.

Thesis assessment is carried out according to faculty standards with associated assessment forms and manuals.

The working language at Leiden University is Dutch. As not all employees at the University have the same level of Dutch language skills, there are various ways of working together.

If you want to hire someone on a temporary basis, such as a temp agency worker, guest lecturer or independent contractor, certain rules apply. Find out more about your options and what you need to take into account. You should always consult your HRM adviser before hiring staff.

If you travel abroad for your work, you can claim expenses for lodging, meals, minor costs and transport. The amount reimbursed depends on the country you travel to. You must have approval to travel from your manager.

The PhD track involves many different aspects. As well as important administrative steps that you have to take, for example, there are also introductory activities, a training programme and opportunities for research abroad.