No more ones, twos or threes, but focusing on development opportunities. This summer, the Faculty of Humanities will start a pilot for the new Performance and Development Interviews (PDI). HR adviser Marion Sluijs tells us more about it.

Dr Mariana Françozo has been awarded a prestigious NWO Vici grant for a five year research project that brings together Indigenous communities, museum collections and interdisciplinary scholarship. Her project focuses on the histories and contemporary challenges of two Indigenous peoples in South America:…

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.

There is something strange about that new student Angela Ignatius. She is brilliant, helpful and always available. She summarises teaching materials, helps with assignments and is even willing to write your thesis for you. But to what extent do you let her? It’s the big question in this – sometimes…

Five consortia within the Perspectief programme that include Leiden researchers have received funding to start their research projects. These projects focus on (further) developing technological innovations, with societal and economic impact at their core.

What do bats do at night when they’re not hunting? Using tiny GPS trackers, Leiden researchers discovered that pond bats spend a substantial portion of the night resting – often outdoors. This surprising insight could change the way we protect them.

Our constitutional democracy is under pressure. Politicians are increasingly bending rules and institutions to their will, often in small steps. PhD candidate Jorieke Manenschijn warns that through a combination of subtle changes we can cross a line without realising it.

The ‘Schijf van Vijf’ is the Dutch official dietary guideline, similar to a food pyramid, that shows what a healthy daily diet looks like. The updated version places more emphasis on plant-based eating. But how big is the impact of that shift really? We asked environmental scientist Joran Lammers.

Which law governs the Strait of Hormuz? Under international law, both Iran and the US are expected to comply with the ‘Constitution for the Oceans’. In practice, the situation is more complicated, explains maritime law expert Hilde Woker.

Young people in forensic practice navigate between street culture, digital networks and care; worlds that are increasingly intertwined. This calls for a different way of seeing and acting. Dual PhD candidate Jeffrey Jhanjan explores how professionals can better understand and support these young peo…

While the Netherlands was in lockdown because of the coronavirus, PhD candidate Koen Rijpkema began his research into the same virus. In the lab, he developed molecules that can inhibit an important viral enzyme.

Cybersecurity doesn’t start with your first job – it starts with your first phone. According to Sofian Fesenko, a student of Crisis and Security Management (CSM), digital resilience needs to be built from a young age. That’s why he developed an educational card game to raise children’s awareness of…

Chemotherapy, but without hair loss or extreme fatigue. It may be possible if the toxic drug only becomes active where it is ‘switched on’ by light. Matthijs Hakkennes has helped bring that idea closer to reality and obtained his PhD cum laude. ‘I received many thank-you emails from China and Bangla…

Sociale veiligheid in promotietrajecten staat nationaal en ook bij de Universiteit Leiden hoog op de agenda. Toch blijkt het in de praktijk lastig om structureel ruimte te maken voor dit thema, juist vanwege de complexe en hiërarchische verhoudingen binnen de academische wereld. Tijd om daar wat aan…

Well-being economist Rutger Hoekstra has been named as one of the 26 National Champions of the international Frontiers Planet Prize.

Criminal law can reinforce social inequality. ‘People at the lower end of society are hit harder by criminal law in a range of different ways’, says Professor Marloes van Noorloos. ‘That has to change.’

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. On March 25, he has a busy day.

Research

As the election period approaches, we asked Marie Kolbenstetter, PhD candidate at the Faculty of Archaeology and current member of the University Council, to reflect on her experiences in both the Faculty Council and the University Council. Her insights offer a candid look at what participation means…

The Faculty of Archaeology is welcoming two new Education Directors this spring: Aris Politopoulos for the bachelor’s programme and Rachel Schats for the master’s and research master’s programmes.

Third-year Security Studies students tackle real-world security challenges for organisations such as Microsoft, the NCTV and Schiphol. From AI and human smuggling to international cooperation, they present their recommendations to professionals in the field.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. On April 17, he has a busy day.

AI, data and algorithms are developing at breakneck speed, while legislation inevitably lags behind. But laws and regulations are essential – look no further than the Dutch childcare benefits scandal.

Depression in young people is often treated as an individual problem. But looking only at the child means that an important part of the story is missed, says PhD candidate Myrthe Veenman: ‘Parents can make a difference.'

After months of preparation, the moment of truth had arrived: would the skies above Leiden clear for the promised glitzy planet-and-star show? The people of Leiden turned out in their hundreds to go star-hunting on 25 September. They became more aware than ever of the effects of light pollution.

Het Leids onderzoek naar gedwongen uithuisplaatsingen van kinderen heeft veel stof doen opwaaien. Op een congres bespraken meer dan 250 mensen het onderzoek verder om zo de situatie voor ouders en kinderen in de toekomst te verbeteren.

Half of all people with cancer in the Netherlands are aged 70 or older, and as the population continues to age, this number will only rise. Yet vulnerable older people with cancer are often overlooked, says PhD candidate Joosje Baltussen.

Assistant professor Max van Duijn is the new chair of The Young Academy. He aims to support young academics, bring research closer to society and make academia more resilient.

Science thrives on freedom, safety, and stability. But what if these prerequisites are lacking? What if colleagues beyond our borders are threatened, persecuted or forced to flee?

An introduction to Japanese language and culture: pupils in the enrichment classes at De Morskring primary school in Leiden and De Vink primary school in Voorschoten get this opportunity. Pupils in years 6, 7 and 8 who could do with more of a challenge follow these classes.

The radio telescope LOFAR, with a major contribution from Leiden Observatory, has produced the most detailed radio map of the Universe ever made. Never before have so many cosmic radio sources been captured in a single survey: 13.7 million.

Last year, Maaike Swart moved from coordinating the Strategic Plan implementation agenda to joining the Organisational Development team. As Programme Manager, she has been asked by the Executive Board to help shape Leiden University’s strategic development.

Four years of war in Ukraine have transformed the nature of warfare, with drones, digital defence systems and improvised solutions shaping the battlefield. At a recent symposium, Dutch and Ukrainian experts discussed frontline conditions. What lessons do they see for Europe?

On April 22, Lasse van den Dikkenberg defended his dissertation: Living with Flint. For this, he examined flint finds from the Rhine-Meuse Delta. These finds belong to the Vlaardingen culture, which existed here from 3400-2500 BC. His research revealed that import played a larger role in the Neolithic…

From 1967 to 1982, the United Nations undertook several peacekeeping operations in the Middle East. In his thesis from the Institute for History, Diego Salama examines how these operations were connected and their impact on the region.

A surprising amount of life grows, crawls and flutters around Leiden University’s buildings. During the Biodiversity Challenge – from 30 April to 2 July – the campus will turn into a research site, and you’ll be the researcher. Grab your phone, take a look around and record what you see.

Investing in contact with former students: everyone recognises its value, yet in practice it often slips down the priority list. Even so, a small, regular point of contact can make a difference, for students, staff and education itself. Frank de Vos and Tom Wilderjans share how this works for their…

The cost-sharing standard (kostendelersnorm) – a regulation affecting recipients of supplementary income for older people, often with a migrant background – may lead to financial and health problems for thousands of people, economists Ernst-Jan de Bruijn and Heike Vethaak have found.

Injections can be a source of stress and anxiety for children. The Willem-Alexander Children’s Hospital is exploring ways to improve the experience. Together with illusionist Victor Mids and researchers from Leiden, they have shown that magic can help.

Conducting legal research instead of having to sit an exam. In the ‘Onderzoeksassistent’ (Research Assistant) course, students and lecturers arrive at new insights together. Clemens Bakker and Bart Krans share their experiences: ‘You approach the law from a different angle.’

Chen Wang has recently finished her doctoral research and will be defending her dissertation on May 13th. For her PhD she researched the lead in artefacts from ancient China, using isotope analysis to match them to their origins. She applied analytical methods to new contexts and used the data from…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. On 7 May, he has a varied programme ahead of him.

A clear majority in the UN confirmed that states are obliged to combat climate change. 141 countries voted in favour, 8 against, including the US, Russia and Saudi Arabia. Associate Professor Jason Rudall explains the implications.

Reaching the end of the academic year, we look back fondly on the symposia, conferences and events that our faculty hosted in the previous months. One such symposium marked the end of the 5-year long research project ‘Putting life into Late Neolithic houses: investigating domestic craft and subsistence…

How can we combat the growing global health crisis of antibiotic resistance? At Leiden University, researchers are tackling this issue from multiple angles. PhD candidate Vladyslav Lysenko develops and redesigns new antibiotic molecules, while Sebastian Tandar studies how we can use existing antibiotics…

Since 1 October, Sabina Chiță has been working as a coach for first-generation students in Physics. But who are first-generation students, and why might they need a coach? Six questions to Sabina Chiță.

POPcorner The Hague has become a familiar and trusted space at Leiden University in The Hague. It’s where students meet, find support and work together to build an open and approachable student community.

Amidst the lathes and welding machines of the Fine Mechanics Department, Emiel Wiegers is working concentratedly on a metal cylinder. He and his colleagues design and construct components for researchers' set-ups. ‘We are a bunch of inventors who enjoy helping the researchers in our Faculty.’

During a visit, Queen Máxima spoke with researchers about projects exploring climate change, collections and culinary heritage.