Of je nu appt, online nieuws leest, of door Instagram scrolt, jouw gedrag wordt gemonitord. Sterker nog: wát jij ziet, wordt door anderen bepaald. Promovendus Aleksandre Zardiashvili onderzocht de impact van online advertenties en de macht van de bedrijven erachter.

Wilco van Dijk has been awarded a NIAS Individual Fellowship, which allow researchers to work on a project of their own choosing for a 5- or 10-month period. As a NIBUD professor of psychological determinants of economic decision-making, Van Dijk will work on the impact of financial scarcity on dec…

Think tanks have proliferated in most Western democracies over the past three decades and are often considered to be increasingly important actors in public policy. Still, their precise contribution to public policy remains contested.

Recently, Johan Christensen, Assistant Professor at the FGGA, contributed to the commentary series on technocracy and democracy in global governance that is organised by the Global Governance Centre and the Albert Hirschman Centre on Democracy.

Last week, on 13 February 2019, the EU approved the ban on pulse trawling. This followed the vote for a ban by the European Parliament on 16 January 2018. Half of the 84 Dutch pulse trawling vessels must stop immediately; the other half will receive a transitional arrangement until July 2021. Outcomes…

The more than 370 sensors that have been hung up in Leiden University buildings to count the people present will not be switched on again. The equipment will eventually be removed from the buildings.

In the Department of Business Sciences, three chairs are established. Together, the chair holders lead the Turnaround, Rescue & Insolvency Leiden Research Team (TRI Leiden), which consists of legal and business science researchers from Leiden Law School. TRI Leiden aims, through an international and…

During eye contact, people tend to mirror the pupil size of the person they are conversing with. This social mechanism is related to the trust an individual has in the person they are talking to, according to research by psychologists at Leiden University. Publication in PNAS.

The goal was to work towards the implementation of of one weekday where all the PURE restaurants serve solely vegetarian meals.

The goal was to work towards the implementation of of one weekday where all the PURE restaurants serve solely vegetarian meals.

Lions limit their prey, such as zebra and gnu, in their options for adapting to global warming. This is what Leiden researcher Michiel Veldhuis, from the Institute of Environmental Sciences, and a group of international colleagues have discovered. The research was published today in Nature Ecology &…

The project’s overall goal is to improve Indonesia’s environmental legal framework and its implementation by strengthening the regulatory capacity of the government, and by enhancing the capacity of CSOs and scholars to hold the government accountable for its regulatory performance.

This book explores the relationship between the production of new urban spaces and illiberal community-making in contemporary India. It is based on an ethnographic study in Noida, a city at the eastern fringe of the state of Uttar Pradesh, bordering national capital Delhi.

On the 24th of June, Martijn Wackers successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Martijn on this achievement!

Ig Nobel

David Versluis successfully simulated an infant gut virtually. This is crucial for research on improvements in formula milk. Currently, such research primarily relies on diaper contents, which is not optimal. Versluis defended his doctoral thesis on April 23.

Cookware handles, electrical plugs, brake pads. Unlike other plastics, these ‘thermosets’ cannot simply be melted down and reshaped, making them difficult to recycle. Chemist Roxanne Kieltyka and her team are now exploring a way to make these materials recyclable, potentially transforming the way we…

M. Danhof, Co-promotor: O.E. Della Pasqua

The complexities of modernization in Brazil and Graciliano Ramos significance for our understanding of Brazil today.

Curious about how sustainability fits into our university's strategic plan, or how much energy and water we consume? Read about it here.

Identifying natural plant-associated bacteria that provide targeted inhibition of pathogens through the production of antimicrobial peptides.

This article reviews how external expertise supports intelligence production and crisis decision-making with Germany's response to the Russio-Ukrainian war.

Searching for ways to delay the need for a transplant and trying to build kidneys to order.

During a meeting at the University on 10 November, staff spontaneously removed a painting by artist Rein Dool from the wall in one of the meeting rooms in the Academy Building, reversed it and placed it on the floor. A tongue-in-cheek action with a serious undertone. This has led to a lot of commotion…

Who is Economic Man? Every economic paradigm presupposes an anthropology, a theory of human nature. This project explores the anthropologies presupposed and produced by ancient Greek economic texts, and the specific knowledge forms that shape these anthropologies.

There’s a trend going around within administrative law: submitting court documents late to make things as difficult as possible for the opposing party. As Mr. magazine reports, Tom Barkhuysen, Professor of Constitutional and Administrative Law and partner in administrative law at Stibbe, argues in the…

Lecture

Exploring the application of data-driven AI optimizations, this work leverages past software performance to reduce the carbon footprint and energy consumption of powerful computing applications.

Investigating the making of knowledge in anthropology and natural history in colonial and postcolonial Indonesia.

This project aims at determining the market value of hydrogen peroxide (HP) that is produced via our electrochemical methods that have been developed as part of the ERC-StG Cu4Energy project.

Make sure to register on time!

Providing a valuable overview of regionalism throughout the entire continent, Regionalism in Modern Europe combines both geographical and thematic approaches to examine the origins and development of regional movements and identities in Europe from 1890 to the present.

This book explores the reception of foreign news during the late sixteenth-century civil wars in France and the Netherlands.

How is the soil microbiome related to the nutritional value of the crop onion?

We use laboratory animals to address research questions, but only when there is no alternative and the question cannot be answered in any other way. Read here why we conduct animals experiments.

The starting point of Hermans' research is how both children's physical play and dance improvisation by professionals can be considered somatic practices where sense-making manifests itself in and between bodies, and through movement.

The starting point of Hermans' research is how both children's physical play and dance improvisation by professionals can be considered somatic practices where sense-making manifests itself in and between bodies, and through movement.

PhD defence

Lecture, European Union Seminar

Collecting as much information as possible about administering a new medicine to people can save a lot of money.

This omnibus brings together some old and some recent works by Jos Gommans on the warhorse and its impact on medieval and early modern state-formation in South Asia.

Bahar Şimşek defended her thesis on 4 May 2021.

On Wednesday 14 May 2025 Remzi Çakırlar successfully defended a doctoral thesis and graduated.

The stadtholder’s court in the Republic of the Seven United Netherlands has long been underestimated. Real courts and the associated court culture were to be found elsewhere in Europe. PhD candidate Quinten Somsen is trying to reverse this image. ‘The stadtholder’s court was actually very lively.’

Psychology graduates acquire skills useful in a variety of jobs. Whether helping people with mental disorders, researching the brain or deciding who should be hired at a company, psychologists can do it.

Conference

Healthcare Information Systems (HIS) are essential for modern healthcare delivery, yet their development faces significant challenges including heterogeneous data formats, regulatory compliance, and the growing demand for AI-driven decision support.

Alumnus Wandile Madalane tells us how his time in Leiden has made it easier for him to engage with renowned figures and how he does NOT miss the rain.

Valerie Pattyn has received Veni funding for her project Policy evaluations evaluated. When do they prompt an overhaul of policies? 'I am really looking forward to immerse myself in this study, and I am enormously grateful for this unique opportunity'.