Excessive regulatory burden causes economic harm and can undermine trust in government. Policymakers wishing to ease this should be more mindful of people’s differing responses to rules, says PhD candidate Ritsart Plantenga in his dissertation.

The question of land property titles is a common source of conflict between indigenous communities and federal authorities all over the Americas. A new Panamanian law have led indigenous communities to reach out to archaeologist Dr Natalia Donner. A grant from the Centre for Indigenous American Studies…

The construction work on the South Cluster is going ahead throughout the summer. See the photo's and the video below!

Facility

Intelligence and security services often operate in the shadows. Michael Kowalski calls for a clear, applied ethical framework as the foundation of intelligence work in a democracy.

How do you rebuild a field of science after years of war? In June, a remarkable gathering of Ukrainian and Dutch astronomers took place at Leiden’s Old Observatory, aimed at jointly developing a recovery plan for Ukrainian astronomy.

Education never stops because society is always changing. It is up to students and lecturers to align learning and teaching with current demands. During the Leiden Teachers’ Academy Education Festival, participants united in their search for ways to achieve that.

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.’

Which questions should you take to HR, and when should you contact the PSSC? How exactly does leave work, and what about career development? In this column, an HR colleague answers a different question each time. Anna is an HR advisor and knows everything about being pregnant while working.

Leiden University has secured an impressive 12 European exchange grants. This is good news for students, lecturers and researchers from home and abroad.

Chemist Tobias Bauer discovered ways to improve drugs by encapsulating them. Packages with iron nanoparticles, for example, can stimulate immune cells. Bauer will receive his PhD on 9 June.

The rising energy prices cannot have escaped anyone’s notice. They have dominated the news in recent months. As a university, we too face a big challenge as the prices continue to rise. We will all have to do our bit in the coming months, also in view of the climate crisis that we want to help resol…

Luris supports and advises researchers and societal partners on knowledge transfer, research impact and public-private partnerships between researchers and society. The organisational structure of Luris is changing to help us better meet the changing needs of our researchers and civil society. Read…

150 years of the Fine Mechanical and Electronics Department—a milestone our instrument makers and electronics engineers can truly be proud of. For a century and a half, they have crafted unique research instruments for the Faculty of Science, making an indispensable contribution to its experimental…

Facility

PhD defence

Starting with the ‘why’, putting herself in her students’ shoes and providing structure. These are three ways in which environmental scientist Ranran Wang tries to make her course as interesting and manageable as possible. With success: she has been nominated for Science Teacher of the Year 2022.

A group of biology students are working on a solution to the world’s plastics problem by getting bacteria to make biodegradable plastic.

How do you get more interaction with your students during class? Paz Gonzalez has devised a method by which she gives her students an active role during class, turning (even large-scale) lectures into a seminar.

Young researchers met this month for the fifth Science Communication Summer School. ‘This is the first time some participants get to meet other researchers who also enjoy science communication. It’s great to see’, says Julia Cramer, one of the coordinators.

The Ministry of Justice and Security and Leiden Law School are planning to collaborate on a more structural basis. This is the outcome of a meeting that took place at the Academy Building in Leiden on 19 October. Those present at the meeting included the Minister for Legal Protection, Franc Weerwind,…

Thirteen teams of inventive staff rose to the challenge of creating brand-new AI applications to lighten their workload during the AI Cocreation Lab. At the closing ceremony in the Academy Building, participants showed their pitch films, and an expert jury announced the winning prototypes.

How do biological cells join forces to form a structure? In her PhD research, Daphne Nesenberend uses mathematics to show how forces and cooperation between cells create structure – and how simulations and experiments can reinforce each other.

Petr Steindl works on quantum dots in microcavities for his PhD research. He manipulates single-photons to create complex structures of light. Applications could include quantum communication and gates for quantum computers.

In May of 2023, an agreement was signed between Leiden PhD candidate Jonathan Ouellet and General Director Onggar Akan of the A. Kh. Margulan Archaeological Institute in Almaty. The aim: a detailed study of the numismatic history of Southern Kazakhstan.

Associate professor Rens Tacoma has won the 2021 Research Prize for Historical Sciences. The prize is awarded annually by the Italy Studies Working Group for the best scholarly publication in the field of Italy Studies in Dutch or Flemish academia.

Try to resolve the nitrogen problem, go on a regeneration journey or take part in psychological research: discover this and more at the new and improved 3 October University, ‘WetenschapsWarenMarkt’.

Sustainability, health and wellbeing are key factors during the coming renovation of the iconic South Cluster of the Humanities Campus. The conversion of the original seven ‘houses’ to create a single spacious, light and attractive environment under a glass roof will earn an Excellent Level qualification…

Work has begun on an accommodation complex for international PhD candidates and postdocs at the Leiden Bio Science Park.

How can you use AI in your research? And how can we implement new digital technologies within our faculty, with support from the experts we already have in-house? These were the central questions explored on the afternoon of Tuesday, 10 December, during the eScience event. Here are the key takeaways…

On February 15th 2018 former students in Methodology & Statistics (M&S) of Leiden University share their current and previous professional activities to provide M&S students an insight into their career perspectives.

The Yemen Amsterdam Library, or Maktabat al-Yaman al-Amstirdāmīyah, of eminent Yemen specialist Dr C.G. Brouwer has now been fully integrated in the collections of Leiden University Libraries (UBL). Books and other documents from the collection are now available for loan via the UBL Catalogue.

The University Council meeting on 2 June was largely dominated by the demonstration, occupation and policing in The Hague last month.

The rise of AI will transform the role of doctors, claims Professor of Intensive Care Medicine Sesmu Arbous. Her academic chair focuses on integrating technology into patient care.

Glorious sunshine, dozens of enthusiastic academics and huge numbers of Leiden residents ensured that this year’s special jubilee version of 3 October University was a great success.

When you think of a library, you probably picture books – or students quietly studying. But for subject librarian Rutger de Jong, most of the work happens online. ‘We never throw anything away. Everything produced here in the name of science should remain findable.’

Museum De Lakenhal issued an open call for creative solutions to the problem of growth addiction. From over 500 submissions, they selected 15 artworks for the exhibition 'If things grow wrong'. These include the creations of Leiden researchers Peter van der Putten and Evert Jan van Leeuwen.

During the Food for Thought lunch meeting on 2 December, colleagues from across the Faculty of Social Sciences and the Faculty of Governance and Global Affairs gathered for the SSH Sectorplan theme Resilience in Youth to exchange insights and strengthen interdisciplinary collaboration.

In the space of seven weeks, the staff of the LUMC and Leiden University have left home more than 35,000 times for a short walk, or an Ommetje as it is known. Healthy University Leiden launched the Ommetje walking challenge to encourage its staff to adopt a healthy lifestyle. Thus far this has resulted…

Mirjam Oomens was working on her PhD research on language in the consulting room when she was diagnosed with metastatic cancer. Four years later, she has made it her mission to encourage doctors and other healthcare professionals to make fewer statements about life expectancy. 'Such a conviction can…

Organisation, Security

Research

After the May elections a new University Council has now taken seat. The university democracy is the result of the long-lived national student protests in 1969. Students from Leiden joined the protests for greater representation, although their actions were less revolutionary than at other universities.…

Six professors or associate professors from Leiden University have officially been appointed 'Medical Delta Professor'. Their inauguration took place at the Medical Delta Conference in Delft on 8 April.

113 Suicide Prevention gave a guest lecture about suicide prevention at the Spanish Steps in Wijnhaven

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.’

In a topping out ceremony on Thursday 30 January, the new sports centre celebrated reaching its highest point and looked ahead to the future. The university will have a spacious and sustainable sports building by the start of 2026.