Context and contents of the Izcatqui manuscript in the Royal Tropical Institute, Amsterdam

Poly(lactic-co-glycolic acid) (PLGA) particles have been extensively studied as biodegradable delivery system to improve the potency and safety of protein-based vaccines. In this study we analyzed how the size of PLGA particles, and hence their ability to be engulfed by dendritic cells (DC), affects…

We should mention differences in skin colour to our children because only then can we talk openly about prejudice and racism – and how to prevent them. This is what Professor Judi Mesman says in her book ‘Opgroeien in kleur’ (Growing up in Colour), which offers advice to parents. ‘Why is there only…

Light reflects from a mirror, but where exactly does this reflection happen? Well, it depends, Martin van Exter and Corné Koks discovered. Their precise calculations, published in Optics Express, are important for designing optical cavities for quantum communication.

Jos Winnink will defend his PhD dissertation, entitled “Early-stage detection of breakthrough-class scientific research”, on Wednesday February 22, 2017 at 3 pm. The two PhD supervisors are Prof. dr. Robert Tijssen and Prof. dr. Anthony van Raan (both at CWTS, Leiden University).

Brandon Zicha (Leiden University College The Hague) had always been critical of the teaching system at universities. But it was only when he passed the Senior Teaching Qualification at the end of last year that he was able to explain exactly what was wrong with it.

To properly understand how babies absorb a language we need to study the process from a number of different perspectives, linguist Claartje Levelt argues. She accepts her appointment as Professor of Language Acquisition on 27 March with an inaugural lecture entitled ‘Language in its infancy’.

Pushing the limits and trying things out. The academic year of the Honours Academy started on 10 October and all the speakers encouraged students to jump in at the deep end.

Human trafficking is much more than kidnapping and selling people. Those who commit labour exploitation can, for example, also be sentenced for human trafficking. Criminologist Masja van Meeteren hopes to simplify the complexity of the phenomenon by charting the different forms of labour exploitati…

The promise made in the run-up to the last Dutch elections that the ‘next cabinet formation process will be quicker and more transparent’ has already proven unrealistic. To what extent does a minority Dutch government stand a chance in the Netherlands’ fragmented political landscape? Corné Smit, external…

The recently opened ICPA (International Centre for the Prosecution of the Crime of Aggression Against Ukraine) in The Hague will be responsible for coordinating the prosecution of Russia for the crime of aggression and possibly also the prosecution of Vladimir Putin. The ICPA aims to close the gaps…

A cancer pill, preferably without severe side effects, is something we’d all welcome. Is it a matter of time before such a pill is a reality? We put this question to three Leiden researchers and asked how they themselves are contributing to new cancer treatments.

With cancer, the immune system is a double-edged sword: it can attack tumour cells, but can also help them grow and spread. It is a question of harnessing it. This is what Professor Karin de Visser argued in her inaugural lecture on 15 November 2019.

What is the state of democracy in developing and transition countries in 2024? Terrible, according to the BTI Transformation Index.

Anthonya (Thony) Visser, Leiden Professor of German Language and Literature, is spending six months as a senior fellow at the Freiburg Institute for Advanced Studies. 'Possibly the most important thing of all is that I have time.'

During the opening of the academic year, true to tradition the LUC Teaching Prize will be awarded to the best lecture at the University. Get to know the nominees. This week: Christine Espin.

Rain or shine: in the course ‘The Ecology Project’ students of Leiden University College visit the nature of The Hague each week.

My name is Eliza Steinbock, I’m 38 years old and I was born and raised in Louisville, Kentucky in the United States. I started teaching and researching at Leiden University in 2014. I research and teach gender representation, mostly of transgender people, in media and culture.

Electrons in graphene behave like light particles; they have no mass and can penetrate everything: very useful if you dream about nano-electronics. But you do have to channel them. Carlo Beenakker will be researching how. He has been awarded an ERC Advanced Grant of 1.5 million euro to carry out this…

Customisation is high on the political agenda, but how do you make it work? Many public organisations are struggling to find an answer to this question. Which steps are essential to effectively implement made-to-measure solutions within an organisation. The Leiden Leadership Centre (LLC) is organising…

Hanneke Hulst has held the new Leiden chair in Neuropsychology in Health and Disease since 1 September. From 1 January she will also be chair of the Health, Medical and Neuropsychology (HMN) unit. ‘HMN is my new base. I’m curious to find out about the people who work here, what they do and what motivates…

‘Teaching is not merely a profession; it’s a calling.’ These were the words of Ayo Adedokun on winning the LUS Teaching Prize at the opening of the academic year on 6 September. The prize is for the best lecturer of the year.

In Dutch daily Trouw, assistent professor Cyber Security Governance, Els de Busser writes about the importance of good digital safety at companies. Dutch telephone and internet provider KPN is lacking in this respect. ' In Trouw schrijft Els de Busser, universitair docent Cyber Security Governance…

Many Western defence strategies concentrate on maintaining the status quo. Actively promoting universal values can also be a good strategy for resilience, according to Theo Brinkel, Professor by Special Appointment in Military-Social Studies. Inaugural lecture 15 January.

Dutch coalition parties VVD and CDA want to tighten asylum policy and have launched a plan to grant two types of statuses to refugees. They also intend to partially restrict the right to family reunification. However, this plan is facing strong opposition. With the proposal, the government can expect…

The COVID Radar app is citizen science at its best. More than 200,000 users in the Netherlands are answering questions about their health and behaviour to help predict the development of the pandemic. Niels Chavannes, Professor of General Practice at Leiden University Medical Center, explains how the…

How do harrowing war experiences affect different generations? Students have made a video about poignant family stories. They interviewed other students and writer Dubravka Ugrešić. The premiere of the film was on 4 May during the online Hour of Remembrance. Watch this online memorial.

During Leiden City of Science 2022, Janet Grijzenhout and Hannah De Mulder will put multilingualism in the spotlight by organising multilingual storytelling afternoons. They hope to show parents that raising children multilingually is achievable as well as beneficial.

Professor André Baranski is a champion for improving organ procurement. He believes there should be standardised training and certification for procurement surgeons. This is what he said in his inaugural lecture on 16 April.

Artificial Intelligence (AI) is a technology that often puts women and minority groups at a disadvantage because it tends to be developed by straight white men. What if that changed and women were the driving force behind AI? This is the thought experiment at the heart of Maaike Harbers’ Annie Romein-Verschoor…

A new chair has been added to the partnership between Leiden University and the Royal Conservatoire The Hague. Richard Barrett has been appointed Professor of Research in Creative Music (ACPA) as of 1 December 2020. 'For me it is important that music and academia are not placed in an ivory tower.'

The death of George Floyd has led to fierce protests against police violence in the United States and beyond. What effects are we seeing in our University community? We discussed the situation with Diversity Officer Aya Ezawa.

This month the University and several partners signed the rental contract for the brand-new Spui building. What will this location mean for the future of Campus The Hague, Leiden University and the population of The Hague? Martijn Ridderbos explains in his column.

A growing number of AI tools are being developed for the legal sector, to help professionals search lengthy texts or check court rulings. Leiden SAILS researcher Masha Medvedeva, an expert on the technical development of these systems, warns: ‘Users should know what’s under the hood.’

Hao Liu moved from China to Leiden to do her PhD trajectory at the Institute for Philosophy. What is it like to do a PhD so far from home?

Bird, butterfly, fish: when you look through a children’s book, you usually don’t think about the fact that humans divided these animals, depicted in bright colours, into categories. Yet, this division has been discussed for centuries. In her PhD dissertation, Didi van Trijp shows how natural scientists…

If you would want to set up an alumni network after you graduated in Leiden and returned to your home country, how would you go about it? Seven Leiden alumni in China did not hesitate and decided to just do it! Last year they launched the Leiden Alumni Chapter in China, an initiative which was met with…

Why are we unable to address health-care inequality? This was the topic of the inaugural speech of Professor Jet Bussemaker on Friday 15 February 2019. She analysed why current policy does not suffice when it comes to protecting vulnerable groups and fighting inequality. She proposed an agenda that…

In 2019, Federico Cappadona was one of the first students to enroll in the new master’s specialisation Applied Archaeology. He recently graduated and he is happy to share his experience.

Not only does she excel at her research, she is also active in outreach and started a collaboration outside her own field during her PhD. Yevheniia Cheipesh has been awarded the first prize in the For Women in Science Rising Talent Prize by L’Oreal, UNESCO and the Royal Holland Society of Sciences and…

Not passed your Dutch exam? Then there’s no HAVO (Higher General Secondary) or VWO (pre-university) diploma for you, says the Inspectorate of Education's Inspector General. This comment fuels a discussion on an exam that is already under fire. The final exam for Dutch is said to be uninspiring, too…

Last year around 2,000 international students started a master’s degree at Leiden University. To make this possible, there are various grants that these students can apply for. One such grant is the LExS: the Leiden University Excellence Scholarship Programme. Three LExS students tell us about their…

On Wednesday 23 September 2020, Dutch Prime Minister Mark Rutte gave an online lecture together with Professor Afshin Ellian as part of the course Introduction to Law. The lecture had the title ‘The European Union in times of coronavirus’, and the Prime Minister answered questions from students. Hundreds…

After seven months of hard work, the participants in the Research Traineeship Programme concluded their research on Friday 2 September with a pitch and a poster presentation.

It is true that girls perform better at school than boys, but this is not due to differences in brain development. This is the conclusion psychobiologist Lara Wierenga draws from a recent study. Publication in the Journal of Cognitive Neuroscience.

‘We’re going to see each other again on campus. We’re so pleased, but we do have to say safe.’ Rector Magnificus Hester Bijl is looking ahead to the new academic year, which begins on 6 September. No more 1.5m distancing, but we do have to take responsibility for other people’s safety.

The new Ehrenfest multi-storey car park at the heart of the Leiden Bio Science Park was opened today by the Vice-Chairman of the Executive Board of Leiden University, Martijn Ridderbos. The car park, an initiative of the University, should improve accessibility and quality of life on the campus.

History can be found in utensils and in interviews with ordinary citizens. ‘With the reconstruction of everyday life, an anthropological approach works better,’ thinks historian Jan-Bart Gewald. Inaugural lecture on 6 June.

‘Islam and Muslims are not something that happened to Europe; they are part of Europe. In fact, Islam is one the biggest constants in European history,’ argues Professor Maurits Berger in the new eight-part History of Islam in Europe podcast series of the Leiden University Faculty of Humanities.

What if I completely changed everything? A subject without lectures or exams, where the right answer is not important and where students work with their hands. With this idea, Michiel Brentjens reformed the course Radioastronomy. His students are so enthusiastic about this approach that they nominated…