Former PhD, Bachelor and Master students of the Van Exter Lab

The van Exter group has an extensive history of prior research in classical and quantum optics. As former part of the group of Han Woerdman, we have studied topics as diverse as:

In July 2022, Leiden hosted the ESOF conference.

Seksueel misbruik tussen broers en zussen kan ook na jaren nog grote impact op de familierelaties. Dat blijkt uit onderzoek van Sheila van Berkel, Iva Bicanic en Anja van der Voort, die slachtoffers met elkaar in gesprek brachten over hun ervaringen. ‘Ouders ontkenden of minimaliseerden het misbruik…

PhD defence

Lecture, Comparative Indo-European Linguistics (CIEL) Seminars

Inaugural lecture

PhD defence

Inaugural lecture

Orange the World 2025

Lecture

Islam has a rich and fascinating history, but if you talk about it in the classroom, all kinds of opinions and emotions come up. 'How do I incorporate these responses into my lessons?' The Netherlands Institute in Morocco is organising a study trip on ‘Islam and Citizenship’. Fourteen teachers from…

Protests against textbooks on trans persons in America and against a reading hour by drag queens in Rotterdam: it has been raining protests recently against people with a gender expression that does not match their birth sex. Why does this evoke such resistance? We asked Professor by special appointment…

What role does the frontal lobe play in understanding sentences? Assistant professor Jurriaan Witteman has received a grant to replicate a leading study on this question. ‘As there is some doubt about the reliability of existing neuroimaging results, it’s important to replicate influential studies.’

Lindsey Boosten followed her passion by combining the study of aviation and law in the Advanced Master in Air and Space Law in Leiden. It turned out to be a great choice: ‘It was one of the best years from my student days.’

On 27 September 2019, Bart Schuurman, Assistant Professor at the Institute of Security and Global Affairs spoke to Dutch regional newspaper 'de Gelderlander' about the decline in attention for jihadism.

PhD defence

Alumni event, Lezing

PhD defence

PhD defence

From 26 August until 5 September 2019, a group of 20 Chinese government officials, industry representatives and academics attended an intensive course on space law and policy at the International Institute of Air and Space Law, organized in cooperation with Avans+ in Breda.

Four Master's students Science Communication & Society made two podcasts on the theme Plastic for the end project of their study programme. With the podcasts, they helped the Institute of Biology Leiden (IBL) to draw attention to plastic pollution. And that was harder than it seemed. 'Be sure to test…

EuroScience Open Forum – ESOF - is Europe’s biggest multidisciplinary and prestigious scientific conference. ESOF2022 will take place from 13-16 July 2022 and is hosted by Leiden as the European City of Science (in the Netherlands). The Kamerlingh Onnes Building is one of the locations of the ESOF and…

Researchers at Leiden University and the National Autonomous University of Mexico (UNAM) have launched an initiative to learn more about the experiences of migrants travelling through the Darién Gap, with a focus on forced migration.

Here you will find information about Guus Boelens' graduation ceremony.

Every year, the Netherlands and Belgium Red Cross organize the Frits Kalshoven International Humanitarian Law Moot Court Competition, which brings together students from both Dutch and Belgian universities.

On 22 January, a panel of international experts on nuclear deterrence gathered at the Campus The Hague to discuss the future of nuclear deterrence in Europe. The panel addressed key aspects of nuclear strategy and the impact of Russia's nuclear rhetoric in the context of the war in Ukraine.

That Tessa Schiethart finished her bachelor's degree in International Studies with a thesis on Indonesian women's reasons for veiling was a coincidence. Or so she thought. Six years later, her book Seeing and Being Seen, in which she writes about her life with a wine stain and vision loss, is in the…

Inaugural lecture

Inaugural lecture

Inaugural lecture

The consequences of social tendencies for the legislation and institutions in the fields of social security, the labor market policy and pension reform are examined in this multdisciplinary research program..

In the Criminal Justice research programme, (criminal) law researchers and social scientists – many of whom are criminologists – collaborate on various projects. The research programme focuses on the content and form of decisions that could be, should be and are taken in by actors in the criminal justice…

What do you do with a museum collection full of individual white Nobel laureates at a time when diversity, inclusion and teamwork reign supreme? Ad Maas, professor by special appointment, and researcher Hilbrand Wouters have been awarded an NWO Museum grant to answer that question.

From a queer art exhibition to a podcast about people with disabilities, the JEDI Fund this year again honored several projects that contribute to diversity and inclusion.

After 2.5 years as defence minister, it is time for Kajsa Ollongen to hand over the baton. In front of a packed audience, she gave her farewell speech at Leiden University in The Hague on Tuesday, which included personal lessons and memories, from sleeping on the ground with the prime minister to the…

In Indonesië zijn studenten massaal in opstand gekomen tegen de regering, die vlak voordat er straks een nieuw parlement aantreedt, nog snel een aantal nieuwe wetten wil doorvoeren.

How do you write a job advertisement that appeals to both men and women? This question is particularly pressing in French, where every noun has a clearly visible grammatical gender. University researcher Benjamin Storme investigated how employers can best deal with this issue.

In een uitzending van het Politiek Café van - Dit is de Dag (NPO) discussieerden staatsrecht-experts Corne Smit en Wim Voermans over de vraag of een minderheidskabinet in Nederland levensvatbaar is. Hun antwoorden liepen uiteen, maar kwamen op hetzelfde neer: stabiliteit.

In an innovative study, Radboudumc and LUMC jointly tested a candidate vaccine based on a genetically weakened malaria parasite. The results of this clinical trial, published in Science Translational Medicine, show that the vaccine is safe and elicits a defense response against a malaria infection.