Choice is at the very heart of politics. War or peace, left or right, liberty or security, sovereignty or integration, consensus or conflict—choices matter. Choice is also key to your education. Choose an intellectually challenging programme in which you develop your knowledge and expertise in the study…

This dissertation explores Aristotle’s use of teleology as a principle of explanation, especially as it is used in the natural treatises.

We are very happy to welcome you to spend a semester or year studying with us at the Faculty of Social and Behavioural Sciences. This website will provide you per programme with information on your course schedules and much more.

The aim of this project is to investigate the (cost)effectiveness of two innovative forms of trauma-focused therapy for patients with childhood abuse related PTSD. The ultimate goal is to improve quality of care and contribute to treatment innovation for this severely ill target population.

During the Leiden Science Family Day, you will visit places that are normally closed to the public: go backstage at the Faculty of Science!

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.

Chemistry is all around us: from nutrition and smartphones to medicine. The field is developing rapidly, as the world population continues to grow and resources become scarce. MST will educate you on the basics of working towards a clean and healthy world.

Cultural Anthropology graduate Tommie Lambregts conducted fieldwork in the Slaaghwijk neighbourhood in Leiden as part of a Policy in Practice research internship commissioned by the municipality. Leiden Science City nominated his research as one of four 'most impactful student projects'. Award ceremony…

On Tuesday 4 September, in a full lecture hall C1, Dean Geert de Snoo opened the Academic Year for the Faculty of Science. A year in which the ethics and responsibility of scientists will be invoked.

To strenghten ties with the public, press, other academics and wider society, LION employs an outreach officer.

Course, Masterclass

Every year, the Leiden Institute of Physics (LION) organises the Science Day. The goal is to highlight the newest research at LION, to socialise, and to welcome first year master students and new PhD candidates to our institute.

By carrying out fundamental research and providing excellent education, universities become a breeding ground for innovation and entrepreneurship.

Scientists, including our faculty colleague Dr. Mike Field, studying an exceptionally well-preserved woolly rhinoceros have revealed details of what Britain's environment was like 42,000 years ago. The beast's remains were discovered in Staffordshire in 2002, buried alongside other preserved organisms…

This article describes the creation of an app that can help raise climate awareness and the action globally.

The master’s specialisation Computer Science and Education at Leiden University prepares students to teach the subject of biology to secondary school students. The programme comprises a one-year Computer Science component, followed by an education component in the second year.

This research project focuses on the extended documentation and investigation of these non-Austronesian (‘Papuan’) languages.

The Astronomy and Data Science master’s specialisation at Leiden University combines advanced Astronomy courses with relevant courses from the Computer Science programme at Leiden University.

The Master’s specialisation Educational Science offers students cutting-edge insights into how individuals develop and learn and how education can be optimized to include every learner.

The master’s programme of Bio-Pharmaceutical Sciences at Leiden University examines the research area of bio-pharmaceutical sciences and drug research. It offers seven specialisations ranging from BioTherapeutics to Industrial Pharmacy.

PhD candidates carry out a programme of independent research and additional limited) course work, culminating in production of a PhD thesis in typically 4 years.

If you wish to know exactly what is going on in a healthy or sick human body, and at various levels such as molecule, cell, tissue, organ, larger systems and a person as a whole? Do you wish to learn how to do research which contributes to diagnoses, treatment and prevention of diseases? Then the bachelor…

Workshop

On 4 March 2016, Melanie Fink presented her PhD research on legal accountability for human rights violations occurring during Frontex-coordinated joint border control operations at a workshop for recipients of the DOC scholarship of the Austrian Academy of Sciences.

Quantum Information Science & Technology (QIST) encompasses the understanding, design, construction and investigation of quantum information processing systems, such as quantum computers, quantum communication networks, and quantum sensors.

Are you interested in combining your master programme with the Science Communication and Society specialisation? Learn more and watch the introduction video.

Perhaps you are completely new to the concept of Liberal Arts and Sciences, or perhaps you are familiar with the Liberal Arts colleges of the United States. So, what actually is Liberal Arts & Sciences, and why has it become so popular in the Netherlands in recent years?

The Faculty of Science has received no less than seven Veni grants this year. Camila Correa, Max van Duijn, Stéphanie van der Pas, Sergii Pud, Mónica Varela Álvarez, Joseph Callingham, and Melissa McClure will receive a maximum of 250,000 euros to further develop their own research ideas over a three-year…

Promotor: Prof.dr. A. P. IJzerman, Co-Promotor: Dr. L.H. Heitman

The overall objectives of my thesis are to investigate the dynamics of the sorghum root microbiome and to explore the beneficial effects of the root microbiome on sorghum growth and stress tolerance.

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

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

As a student of Bio-Pharmaceutical Sciences, you have a strong interest in drug development: from the onset of diseases to the effects of individual drugs in the body. Is that true for you? Then, Bio-Pharmaceutical Sciences might be the right study programme for you!

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

What we did this year? Well, we ran for charity, moved a 2,000 kilo electron microscope and ate poffertjes in the garden. Oh yes, and together mapped out a strategy for the next five years. Warm up the fingers and get ready to scroll through the year of Leiden Science in 2023.

Leiden Institute of Advanced Computer Science (LIACS)

Rong Yuang, PhD candidate from the Institute of Environmental Sciences investigated the impact of the renewable energy expansion on China’s carbon emission. On 17 May, she will defend her thesis. China is investing heavily in the development of low-carbon electricity sources, like nuclear, hydro-,…

This page provides information to support your application for the Master's programme of Bio-Pharmaceutical Sciences.

The group Clinical Neurodevelopmental Sciences has expertise in individual differences in child development, in particular the development of psychopathology, ranging from mild to severe neurodevelopmental disorders.

Our Talents and Discoveries is a yearly publication by the Faculty of Science of Leiden University, published since 2003. You can read all the editions online. Note that the original publication was in Dutch; the original title translates as 'What we are proud of'.

This programme video is presented in Dutch

This programme video is presented in Dutch

The Leiden Science Young Talent Award is awarded yearly to a student who completed their bachelor’s degree with an excellent thesis.

YAL raises its voice on policy matters.

The History programme has been working for several years to make the curriculum more diverse and inclusive. With a Comenius grant, university lecturer Kim Beerden wants to take the next step.