Coming to and living in The Netherlands after Brexit.

This project aims to improve transparency in the distribution of research funding in the world, with a focus on global inequalities. Through an analysis of funding flows, the project will identify inequalities and opportunities for more appropriate and fairer allocation, highlighting patterns that perpetuate…

The Faculty of Medicine

What is the relation between brain development and social and cognitive development across childhood, adolescence and adulthood?

Data Science

Exploring the landscapes of mental health and cardiometabolic research.

In dozens of study rooms, libraries and laboratories, passionate scientists – with the support of the donors of the Leiden University Fund – are working on a fundamental understanding of the world and the people around us. They make the unknown known and push the boundaries of existing fields of sci…

The second and final volume of this co-authored study has just been published by J.B. Metzler. This second monograph explores the history of the concept of barbarism in the twentieth and twenty-first centuries.

What made the early Islamic empire so successful and have we missed the story by neglecting crucial evidence? The 7th-century Arab conquests changed the socio-political configurations in the Mediterranean and Eurasia forever. Yet we do not really know how the Arabs managed to gain dominance of this…

Contact information & Visitors address

Get to know us through our online and in-person events for prospective students!

Now that you are aware of the admission requirements, it's time to check the application deadlines.

Get to know us through our online and in-person events for prospective students!

PLEASE NOTE: The specialisation High-Tech Innovation starts in September 2026.

The master’s specialisation Astronomy and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in biology with extensive training in science communication.

The programme works to shed light on transnational, international and comparative aspects of law. We will focus on theory and the practical application.

Discover life as a student in the MSc Democracy and Representation at Leiden University: join the SPIL association, use the Pieter de la Court building, and live in the historic, international city of Leiden.

Application deadlines are very important if you want to apply for the ICCL programme. Please keep the deadlines in mind as published on this page!

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Now that you are aware of the admission requirements, it's time to check the application deadlines.

If you choose to study Political Science: National and International Politics, then you choose Leiden as your home base. You will study at a leading research institute, with a heart for good education and inspiring teachers. And Leiden is a real student city with a flourishing cultural and nightlife,…

Looked closely at this website? Requested and read through the brochure? Great! Then you really want to experience what it's like in the lecture hall. And have you already investigated the city of Leiden?

Online cursus The Importance and Power of Music in our Society

Set up in 1991, this unique project aims to identify and describe the common lexical heritage of the most important Indo-European languages and language branches. The project has thus far resulted in twelve volumes published as The Leiden Indo-European Etymological Dictionary Series (Brill, Leiden).

All of our courses require you to do (background) reading. This may include books, readers and/or materials uploaded to the online learning environment Blackboard. An overview of the literature you need to study can be found in the course description in the online prospectus, under the heading ‘Reading…

Why are not all children equally responsive to variations in the social environment?

This article discusses the coevolution of several species of the tribe Phyllantheae and moths of the genus Epicephala.

Now that you are aware of the admission requirements, it's time to check the application deadlines.

Now that you are aware of the admission requirements, it's time to check the application deadlines.

All our courses require you to do (background) reading. This may include books, readers and/or materials uploaded to the online learning environment Blackboard. You can find an overview of the literature you need to study in the course description in the online prospectus, under the heading ‘Reading…

The master’s specialisation Astronomy and Science Based Business at Leiden University bridges science and business development by focusing on areas such as technology management, innovation, entrepeneurship, operations, and decision making.

Experience a different university, and a different perspective, through the Live My Life programme.

Wordt het nog wat met de Arabische lente?

The mission of Software and AI in Business (SA&B)connects the domains of science, business, and policy. Scientific research we focus on at Leiden in areas such as artificial intelligence promises to reshape our societies for the better. Translating science into positive societal impact however requires…

With Leiden University Press, LUCIS publishes a peer-reviewed book series “Debates on Islam and Society” aimed at a broad audience. A number of books in this series are available in open access.

Silk Road Virtual Museum - A virtual museum of the art and culture of the regions that lay on the trade routes between Europe and Asia, popularly known as the ‘Silk Road’.

The digitisation of society is a worldwide challenge. Not only are robots increasingly taking over human tasks, they are even beating the world champion at solving the most difficult brainteasers.

The Center for Interdisciplinary Placebo Studies Leiden (IPS) aims to advance the understanding of placebo and nocebo effects, their underlying mechanisms, and their potential applications in clinical practice. IPS consists of a group of interdisciplinary researchers working at Leiden University with…