The master’s specialisation Cosmology at Leiden University is positioned at the interface between Theoretical Physics and Observational Astronomy. The main elements are theory, data analysis and numerical simulations, with research on the origin of dark matter as one of the highlights.

Each month, we publish an article showcasing how social science research and education contribute to solving societal challenges. Researchers, lecturers, students, and societal partners work together to make knowledge accessible and to make a difference. Through open science and engaged education, we…

In the specialisation Social and Organisational Psychology, part of the Master in Psychology, you study behaviour in formal and informal groups, such as sports or work teams.

On the first day at a new job, you have sweaty palms, nerves race through your system, and you feel insecure. Now, a couple of months later these feelings have left. You know what to do in your new role and have become part of the organization. The process leading to this result is called organizational…

On the 12th of February, Cid Swanenvleugel successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Cid on this achievement!

This strategic plan determines the future course and direction for our faculty. Our faculty has undergone strong growth over the past ten years, which also derives from a world around us that is changing rapidly. There is a continuing demand from society for knowledge and expertise from the science…

Among Leiden’s Firsts was Hajjah Maria Ulfah Soebadio Sastrosatomo. In 1933, she was the first Indonesian woman student to earn a law degree.

When doing business in foreign countries, you will encounter different languages and cultures. How does knowledge of cultural differences help you when you're trying to start a business or close a deal in another country?

When people migrate, they leave an old environment behind and move to a new one. What exactly happens? How do the migrants feel? How does the host society respond to them?

Explore how skateboarding functions as a prefigurative learning tool in 'Skate/worlds.' This volume examines skateboarding's therapeutic potential, its role in queering and decolonizing education, and its impact on parenting and care work through perspectives from writers, educators, and activists.

What does an unequal society lead to if it's not responded to by politicians? What happens when people are no longer waiting for something good to happen to them? An international perspective can give us possible answers.

In this article Vanessa Newby discusses how the ANZUS states of United States, Australia, and New Zealand that sit on the fringes of the Asia-Pacific, are increasingly using their armed forces to deliver Humanitarian Aid and Disaster Response (HADR) as a way of engaging with the region.

This dissertation is part of a broader research project that revolves around unraveling the evolution of balanced lethal systems.

This book offers a comprehensive analysis of the international law applicable to cyber operations, including a systematic examination of attribution, lawfulness and remedies. It demonstrates the importance of countermeasures as a form of remedies and also shows the limits of international law, highlighting…

Nature and History, Towards a Hermeneutic Philospohy of Historiography of Science

The Quantitative Clinical Pharmacology group is led by Prof. Dr. Catherijne Knibbe. Her research group aims to define how to adjust a drug dose in special patient populations such as (prematurely born) neonates or children, obese individuals or critically ill patients. Through combining the statistical…

The aim of current study was to develop a dried inactivated polio vaccine (IPV) formulation with minimal loss during the drying process and improved stability when compared with the conventional liquid IPV.

The research project focuses on teachers’ learning motivation and learning performance in professional learning activities.

MPs in the Netherlands are first and foremost motivated by their direct environment, i.e. the parliamentary and partisan institutions.

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As an alumnus there are various ways you can participate in (continuing) education and courses offered by Leiden University. The Alumni office also organises masterclasses for alumni several times a year around a current topic.

In recent years, the issue of mass tort litigation and the fair and efficient settlement and adjudication of mass torts has drawn increasing attention in academic discourse, legal practice and policy debates.

Law is of major importance for socio-economic development. Ideally, law organises human interaction in a way that promotes justice and legal certainty and protects vulnerable groups from exploitation and arbitrariness.

Learn the newest insights from established scholars.

Ti amo Italia! Immerse yourself in the country of Michelangelo, Dante and Prada. Study one of the most popular languages in the world and discover why Italy has filled an exemplary role for so many centuries and still does. As a graduate of the Bachelor's programme Italian Language and Culture you will…

Is criminal disenfranchisement compatible with a democratic political order? This article considers this question in light of a recently developed view that criminal disenfranchisement is justified because it expresses our commitment to democratic values.

Criminal justice raises intricate moral questions concerning the justification of the penal institution, the mode and extent of criminal sanctions enforcement, the content of criminal sanctions (imprisonment, fines, alternative punishments), the nature of the agent holding penal authority, the normative…

CMLCA is a software tool that supports the technical steps of the Life Cycle Assessment. The focus of the program is on advanced computational aspects of life cycle inventory calculations.

While self-driving cars and autonomous weapon systems have received a great deal of attention in media and research, the general requirements of ethical life in today’s digitalizing reality have not been made sufficiently visible and evaluable.

News, events, announcements, social media and more about the building of the new Middle Eastern Library in Leiden

Bachelor, Master

The [A]Social Creatures Lab is an interdisciplinary research lab that focuses on understanding social interaction with and between artificial creatures. Researchers and students from the Creative Intelligence & Technology group collaborate in it.

PhD defence

Michiel Pronk defended his thesis on 30 March 2016

Below you will find the answers to some of the frequently asked questions about admission to the clinical specialisations of the Master in Psychology.

Below you will find the answers to some of the frequently asked questions about admission to the clinical specialisations of the Master in Psychology.

Below you will find the answers to some of the frequently asked questions about admission to the clinical specialisations of the Master in Psychology.

Here you will find the answers to some of the frequently asked questions about admission to the clinical specialisations of the Master in Psychology.

Below you will find the answers to some of the frequently asked questions about admission to the clinical specialisations of the Master in Psychology.

Knowledge and culture subproject 2:

The aim of this project is to foster a historiography that does justice both to the realization that scientific knowledge is constructed by local, contingent, and contextual processes, and the claims of science to objective validity.

Can dynamic testing provide us with insight in children’s potential for learning?

This project explores the decline of shifting cultivation in Northeast India. What is the impact on society of people’s deepening engagement with markets and the state?

How to contribute to Inter-Section? What does the process look like? We have answered the most frequently asked questions.