Leiden University's Citizen Science Lab supports and organizes initiatives where anyone can get started with scientific data and research. This is how we enrich research with insights from the community, make science accessible to all, and tackle important local issues together.

Do you like running? Then take part in the Leiden Science Run on The Leiden Science Run is a 4.44 km charity run at the Leiden Bio Science Park on 28 september 2019. In 2019 Leiden University will be 444 years old. This special birthday calls for a special celebration. That is why we have adjusted the…

Leiden University was taking part in the Weekend of Science in The Hague!

The aims of research and teaching within the Educational Sciences programme are to understand in how individuals develop and learn and to optimize education for all individuals.

The master’s programme Statistics & Data Science provides students with a thorough introduction to the general philosophy and methodology of statistical modelling and data analysis. The programme has two specialisations: Data Science and Statistical Science.

Improved molecular knowledge of the mechanisms of processes in the cell can lead to better medicines and new or advanced methods for combating diseases. Our MSc students in Life Science and Technology (LST) specifically learn to understand the molecular and structural chemical and biological aspects…

In the Biomedical Sciences Management specialisation you gain knowledge and skills in the area of management, business and entrepreneurship with focus on science- and research driven companies. You will combine research in biomedical sciences with different aspects of business studies and learn to build…

In citizen science projects, citizens and scientists work together to develop new scientific knowledge.

A fun challenge full of energy, teamwork and good vibes? On Saturday 21 June 2025, the Leiden Science Run was back!

There are five institutes at the Faculty of Social and Behavioural Sciences:

OSCL is a learning community where anyone associated with Leiden University can learn and talk about open science practices. Example events are Open Science cafés, workshops, and walk-in-hours. The what Open science is an umbrella term for an approach to science that aims to make scientific…

The mission of science based business (SBB) 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 new…

Although science and education have top priority, exploratory projects with companies, governments and NGOs generate ample opportunities in terms of societal challenges, science strategy, valorisation and research collaboration. In the LIACS Applied Data Science Lab, our master's students and graduates…

On Sunday 8 October 2023 the Faculty of Science of Leiden University opened its doors to everyone who is curious to explore the world of science. More than 750 people took a look behind the scenes, watched exciting demonstrations, stepped into the shoes of a scientist at numerous workshops and got to…

The Leiden Science Run is a 4.5 km sponsor run in relay style across the Leiden Bio Science Park; a team consists of 4 people who each run 4.5 km. The race is organized by the Faculty of Science.

If you study Pedagogical Sciences in Leiden, you will be involved in the development of young people and children and how parents, teachers and social workers can contribute to this optimally.

Open access, online talks on African Sign Language Studies, in International sign and English

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding teaching in the disciplines of cultural anthropology, education and child studies, political science, psychology, science and technology studies, as well as in multidisciplinary approaches.

In this master programme you learn interdisciplinary approaches to address scientific and societal challenges in the field of (bio)medical sciences. The research in our programme Biomedical Sciences relates to the maintenance of health and prevention of disease. You will acquire a skill set suitable…

The Science Council is an advisory committee to the Board of the Institute and consists of the full professors of the Institute.

We are becoming ever more dependent on automation systems in our daily lives. Computer Science is more than programming; you integrate maths and logic into the development of systems and solutions that can be applied in all fields - from business to healthcare.

The Institute of Environmental Sciences (CML) at Leiden University is at the forefront of industrial ecology, environmental biology, and sustainability science.

Lecturer at Leiden University, Mathematical Institute and Institute of Biology, Leiden - the Netherlands

Are you graduating at the Faculty of Science? Or are you supervising a PhD student? At the Graduate School of Science you find support at every phase of your PhD.

Business Studies spans science, medicine, and business, focusing on areas such as technology management, innovation, entrepreneurship, operations, and decision making.

Data Science (DS) and Artificial Intelligence (AI) are omni-present and have the potential to be incorporated in various fields. However, in order to live up to this expectation, a good understanding of the techniques, their implications and limitations is required. In this minor you develop insights…

At Leiden University’s Faculty of Social and Behavioural Sciences we keep in touch with our alumni in various ways.

How can we track biodiversity loss at the speed and scale needed to protect our ecosystems? The eDNA Citizen Science project combines cutting-edge environmental DNA technology with citizen science to enable residents, community groups, and local organizations to monitor aquatic and terrestrial biodiversity…

This year Leiden University exists for 444 years! This will be celebrated together with the residents of Leiden and The Hague during various activities. One of these is scientists and residents doing research on plastics and psychology together.

Archaeological Science at Leiden University is an MSc specialisation that delves into the specifics of archaeological methods and techniques. The combination of hands-on field experience and laboratory work offers a challenging and rewarding research environment.

Our research in the area of safety sciences aims to increase the mechanistic understanding of cellular toxicity of drugs and, in a broader sense, chemicals.

Political science is a broad study with a lot of depth. You study political issues at local, national and international level, from different perspectives. At the start of your studies, you can choose from two directions: Nationale en Internationale Politiek or International Relations and Organisations.…

The Biomedical Sciences Health specialisation aims to provide you with a theoretical background and academic competences in multidisciplinary research in Biomedical Sciences and in clinical practice in Medicine. Since the programme is partly taught in English and partly in Dutch, fluency in Dutch is…

From publishing students, to addressing bottlenecks in education logistics and a completely new bachelor’s programme. Scroll through our highlights on educational innovation and achievements of our outstanding students.

Scientific research is the main focus of our program. We expect new students to understand what it is and how it works.

In the Biomedical Sciences Education specialisation you gain knowledge and skills in the area of teaching in biology. The education specialisation is for students who want to work as a first-grade teacher Biology at secondary education or for those who want to specialize in education in general. Since…

The We Are Science Week, inspiring lectures, and enjoyable gatherings. This year, we frequently came together to inspire and connect with one another. Our biggest event took place at the start of the academic year in September: the official opening of our new Gorlaeus building.

The Leiden Computational Network Science Lab (CNS Lab) researches methods for knowledge discovery from real-world network data.

The Leiden Science Run is a 5 km charity run at the Bio Science Park Leiden. It is a relay race organized by Leiden University in collaboration with the University Sports Centre.

Met de bachelorspecialisatie Informatica & Economie aan de Universiteit Leiden leer je waardevolle inzichten in de economie te combineren met (programmeer)vaardigheden en kennis uit de informatica.

Health research, medical practice and consequently the whole population is increasingly affected by digitization, data science and AI.

Quantum Information Science & Technology is a new joint degree master programme by Leiden University and TU Delft. Below you can find a video of the campus of the Science Faculty of Leiden University where a part of the lectures will take place. A video about the programme's content and structure…

Curiosity and a passion for science - that’s what connects the people at FWN. Our Faculty is international and diverse, and together we create a great place to work. Explore our site to learn about our work and discover how you can get involved.