Four men have been sentenced to 25 years in jail for murdering a female relative. Jeroen ten Voorde, Professor of Criminal and Criminal Procedural Law, spoke to ‘Trouw’ newspaper about the court ruling: ‘They're all considered perpetrators under criminal law.’

Universe Awareness (UNAWE), an international programme that inspires children from the age of four to twelve with our wonderful cosmos, exists ten years.

Yvonne ten Cate (supervisor: Peter Rodrigues, and Marije Meijer (supervisor: Mark Klaassen) were both nominated for the Jaap Doek Scriptieprijs – an award for the best master thesis in the field of children’s rights – and the Hanneke Steenbergen Scriptieprijs – an award for the best master thesis in…

A new app is able to calculate personalised survival probabilities for patients suffering from soft tissue sarcoma. Doctors and patients can use the app to calculate personalised survival probabilities together. Mathematician Anja Rüten-Budde received her doctorate for her research into survival probability…

Below are some of the scholarly works published within the context of the Institutions for Conflict Resolution programme.

Een 24-jarige man uit Leuven werd vorige week veroordeeld voor verkrachting, maar kreeg geen straf. Hoogleraar straf- en strafprocesrecht Jeroen ten Voorde gaf tegenover NOS een verklaring voor de onrust naar aanleiding van de uitspraak van de rechter.

Geert Wilders’ PVV Party believes that Islam is a totalitarian ideology and not a religion, and thus Muslims are not equally entitled to the same freedom of religion or belief as other believers. This view is incompatible with liberal democracy, according to Hans-Martien ten Napel.

Last Friday, we celebrated ten years of the master’s specialisation in Labour Law at Leiden Law School!

Leiden astronomer Anthony Brown is part of Nature’s 10: the ten people who mattered in science in 2018, according to the leading science journal. Working behind the scenes, Brown is the astronomer who coordinated the release of Gaia’s long-awaited bounty of Milky Way data.

Lecture

The Royal Netherlands Academy of Arts and Sciences has elected five Leiden professors from different disciplines as new members. Two of the new members are women.

An overview of awards and prizes granted to our staff and students in 2021, as well as special appointments at Leiden University and other institutions.

The new book, ‘Njord in de Oorlog’ (Njord during the War), describes how the Leiden student rowing club was affected by the Second World War in a detailed series of personal stories. On Monday 16 November, Njord president Rosalie ten Wolde presented the first copy to Rector Magnificus Carel Stolker.

In order to be able to handle the pressure of modern life better, Koreans practise GiCheon: intensive exercises for body and spirit. This movement theory is based on the tradition of mountain ascetics, but GiCheon is primarily a modern urban phenomenon. This is the conclusion of PhD candidate Victoria…

A study in the Behavioral Biology group of Carel ten Cate at the IBL showed that experience-dependent and -independent preferences influence song learning in zebra finches.

Every year in February, ninety students who love making music come together in Someren, a town in the Dutch province of North Brabant. Through rehearsals and festivities over ten days, they transform into the latest version of the Dutch Student Orchestra (NSO), which then performs concerts in the Netherlands…

PhD defence, Doctoral Exhibition

On 30 November 2023, Florian Theissen successfully defended his PhD thesis, 'Sincerely Believing in Freedom'.

Tan, former PhD candidate Grotius Centre for International Legal Studies, received the award for the best dissertation with his thesis on armed conflict, international humanitarian law and human rights law.

In zijn oratie bepleit Joachim Koops dat de toekomst van Security and Global Affairs ligt in onderzoek, onderwijs en academisch bestuur.

The Leiden University Centre for the Study of Religiewetenschap (LUCSoR) and the Beheerstichting Theologische Fondsen hand out two thesis prices each year, one for the best bachelor thesis en one for the best master thesis. Each of the two prizes comes with a cash prize of € 500.

Vanwege de toenemende drukte, chaos en gevaarlijke situaties op fietspaden roepen de vijf grote gemeenten op tot een verbod. Volgens Geerten Boogaard, hoogleraar staats- en bestuursrecht, ligt de oplossing niet in een algeheel verbod. In EenVandaag licht hij de zaak toe.

Quirine Eijkman, terrorism expert at the Institute for Security and Global Affairs, talked about the attack in Manchester.

Het zal niemand ontgaan zijn dat de digitale dreigingen blijven toenemen. Uit monitoring door onze cybersecurity-experts blijkt dat er continu wordt geprobeerd om ook onze systemen binnen te dringen. Wat doen wij daartegen en hoe kan jij als medewerker bijdragen aan onze cyberveiligheid?

Marine Le Pen, an immensely popular French politician, has been found guilty of misappropriating EU funds and is barred from running for public office for five years. Wim Voermans, Professor of Constitutional Law, commented on her conviction in ‘Bar Laat’.

Vice-rector Organisatieontwikkeling en oud-decaan FGGA Erwin Muller start op 1 april 2026 als staatsraad bij de Afdeling Advisering van de Raad van State.

In opvanggezinnen voor alleenstaande minderjarige vluchtelingen komen veelvuldig misstanden voor, blijkt uit onderzoek van Zembla. Hoogleraar jeugdrecht Mariëlle Bruning reageert geschrokken tegenover BNN VARA: ‘We moeten zorgen dat we die kinderen in veiligheid brengen.’

This volume contains the edition or re-edition of 52 papyri and ostraca, dating from between the third century BCE and the eighth century CE.

Tachtig academische papers, 270 deelnemers en vier rondetafelgesprekken over het aanpakken van mondiale problemen. De tweede conferentie van het interdisciplinaire onderzoeksprogramma Global Transformations and Governance Challenges werd groots opgezet. Wat vonden de deelnemers ervan? Bekijk het in…

The project has been done in the Quantum Matter & Optics group under the supervision of Prof.dr.ir. Tjerk Oosterkamp.The title of the presentation is:

Lecture

In De Kookshow, Universiteit Van Nederland explores the scientific world behind food. Ever wondered which senses influence how tasty you find something? And why do you always have room for pudding after a meal? Leiden historian Kim Beerden is among the scholars providing answers.

It recently became clear that the Dutch Ministry of Health would rather pay a penalty than share information about the controversial face mask deal with former CDA party activist Sywert van Lienden. Dutch news site Nieuwsuur reports that this is no exception. In recent years newspaper De Volkskrant…

Nico Schrijver and Niels Blokker (Grotius Centre, Public International Law) organised a seminar on the role of non-permanent members of the UN Security Council on 11 and 12 May. The seminar was held with the involvement of the Dutch Ministry of Foreign Affairs, as the Netherlands will be a member of…

'Een nieuw commentaar op de Grondwet' is the title of a book published this week. The book uses 35 essays to describe the importance of the Constitution to the Dutch democratic rule of law.

How do perpetrators of notorious crimes integrate in society after their imprisonment? Marieke Liem and Daan Weggemans investigated this in in-depth interviews with ten Dutch convicts for murder, paedophilia and terrorism.

Book presentation

Lecture

A month’s break from your studies, ten days of intensive rehearsals and then a concert tour: the Netherlands Student Orchestra is based on a simple formula. Leiden student Daphne Biron tells us about the orchestra and the concert in Leiden on 20 February.

From 9 September onwards, Leiden scientists, citizens and farmers will jointly investigate how to sustainably manage peat meadowland. In ten years' time, they hope to have learned how to promote biodiversity and simultaneously reduce nitrogen and CO2 emissions, among other things. The research will…

The European Research Council, better known as the ERC, turns ten this year, and researchers from Leiden celebrated this on 23 June. The ERC is an important provider of research funding, also to Leiden University. Over the past ten years researchers from the University have been awarded over 70 ERC…

Physicist Martin van Hecke receives a 2.5 million euro ERC research grant for research into information processing materials. Starting out with a piece of rubber that can count to ten.

Twelve Chinese PhD candidates in the Netherlands who are funded by the China Scholarship Council met with Leiden staff on 26 April 2012 to exchange experiences. Ten days earlier Leiden had welcomed a delegation from Peking University.

On 18 and 19 October 2018 the PhDArts Conference took place at the P.J. Veth building in Leiden.