Could ketogenic therapy change the future of autism spectrum disorder (ASD) treatment? Bret Scher sits down with Eline Dekeyster to explore how nutritional ketosis may support individuals with autism and other brain-based conditions.

Decades of evidence suggests that the trillions of microorganisms living in people’s guts, called the microbiome, can influence the brain. And now, new research says they might influence how people feel day-to-day, too. Laura Steenbergen explains.

This research project is funded by a subsidy from Instituut Gak.

Roman philosopher and orator Marcus Tullius Cicero is still used as an intellectual example by politicians and speech writers today. But, he did not go unchallenged in his own day, as a statesman in particular. Classicist Leanne Jansen conducted research into how classical historians judged Cicero’s…

The Faculty of Social and Behavioural Sciences provides its ca. 5000 students with a thorough education in the social and behavioural sciences. The student population is very diverse and international in nature.

The project will investigate the use of Artificial Intelligence in the labour market, and how biases in hiring and promoting processes based on personal characteristics are potentially reproduced with AI-based systems.

Find out more about the career opportunities after finishing the programme International Children's Rights. The programme prepares you for a successful career..

The one-year master in South Asian Studies, a specialisation of Leiden University’s master in Asian Studies, offers a large and varied selection of subjects and the freedom to choose the areas on which you will focus.

Bordering Up: Regulating Mobility Through Passes, Walls and Guards

In early 2019, the QANU (Quality Assurance Netherlands Universities) published its Report on the Research Review of Leiden University Centre for Linguistics (LUCL). This review takes place every 6 years as part of the overall monitoring and safeguarding of research quality in the Netherlands.

In our HANDS!Lab for Sign Languages and Deaf Studies, we run projects pertaining to sign language linguistics with a focus on Africa. In addition, we are running projects on sign language teaching, tactile signing, deaf people’s experiences with the legal system, and deaf history.

Platform for research about heritage languages spoken in the Netherlands

Leiden University has been promoting studies on Latin America and the Caribbean for a long time.

In the spring semester, NIMAR offers university and university of applied sciences students two English-taught tracks worth 30 ECTS each. In both tracks, the emphasis is on enhancing language and linguistic skills, yet they also provide an in-depth introduction to Moroccan culture and society.

Studying Africa’s history, cultures and languages in this programme will give you insight into other aspects of Africa as well, including economics, politics and international relations. In the second year, you will be able to specialise in one or more of our themes, tailoring the programme to your…

Africa is fascinating! In today’s globalised world, the continent plays an increasingly important role in international, social and cultural developments. Would you like to explore the many sides of Africa and its impact on the rest of the world, while also learning one of its languages? Our African…

There’s more to obtaining a bachelor’s or master’s degree than just studying. For example, where can you go for advice, or to let off some steam, practise your favourite sport, stay in shape, socialise, or simply find some peace and quiet? Leiden University can help in all these areas, and more.

Find out more about the career opportunities after finishing the European and International Business Law Programme. We prepare you for a successful career.

Meet Bart, Reza, Weiyan, James, Daphne and Yasmin.

The leading argument of this doctoral thesis is that Aristotle’s text De Interpretatione is of methodical relevance for present-day philosophical thinking. In the era of science and technology, the status of philosophy has become problematic.

Leiden University's interdisciplinary research programme SAILS funds young interdisciplinary scientists working at the intersection of AI and other fields. How do these researchers experience the work?

With many kilometres of beaches, hundreds of sights, excellent restaurants and lively cafés, the Hague really is a cool city to live in. However, arranging accommodation can demand a lot of time and effort for Dutch and international students. For this reason, finding a place to stay is one of the first…

With support of several companies, including Brill Publishers, Elsevier and private foundations, Leiden University Libraries (UBL) and the Scaliger Institute welcome around 15 to 20 Fellows and guest per year to consult and examine material in the Special Collections. The Scaliger Institute received…

She develops algorithms that outperform leading optimization techniques and can be applied in many fields. For this work, Niki van Stein and her team have won the GECCO Humies Award. ‘With our method, we can create and refine algorithms for a wide range of applications—algorithms that are better than…

The Dutch Research Council (NWO) has awarded Vidi grants to 14 Leiden researchers. This grant of a maximum of 850,000 euros will enable them to start a new research group and develop their own line of research over the next five years.

Demonstration experiments are a potentially powerful instrument to improve the micro-macro thinking of students in secondary education. Therefore we want to design a practical and generative approach to assist teachers to develop lessons with a demonstration experiment.

A virtual hand that feels as if it is your own. Feeling happier because a virtual face is smiling with you. Cognitive Psychologist Ke Ma discovered using virtual reality that the way we experience our body is more flexible than we thought. Ma: ‘We can think up some fantastic applications.' PhD defence…

Issue 1

What is the role of memory in contemporary music?

The STRINGS project is mapping development pathways for science, technology and innovation that best address the UN Sustainable Development Goals. A consortium of seven universities led by Tommaso Ciarli at SPRU at the University of Sussex and the UNDP (United Nations Development Programme) have worked…

The research master’s programme in Linguistics at Leiden University combines leading expertise with a flexible programme format.

Do you want to know the best reasons to study at Leiden University or want to know what's it like to live in the student cities Leiden or The Hague? Our students tell you why you have to choose Leiden University to study your bachelor's programme.

To be eligible for the Clinical and Health Psychology Research Master's specialisation at Leiden University, you must meet the following requirements.

To be eligible for the Research Master's specialisation Developmental Psychology, you must meet the following admission requirements.

Somatic symptoms, such as pain, itch, and fatigue have been shown to have a bidirectional relationship with mental symptoms. Although acute somatic symptoms serve some adaptive properties, chronic symptoms can instead lead to interference in daily activities and lower quality of life.

The Faculty of Science

ICLON conducts research into primary and secondary education.

docARTES is a doctoral programme for performers and composers. It offers a unique environment for critical reflection on musical practice.

Our team is involved in the translation and adaptation of several questionnaires, for research purposes. Information about each questionnaire is listed below.

In what way is constructivist logic able to account for both the role of the judging agent in inference and the universal claims of logical validity?

Experimental research

The Co-Align Conference 2023 will be held on 16 May 2023 at Leiden University.

In the future, physicians may be able to identify dementia much earlier than they can today because a computer algorithm will be able to predict from brain scans how our memory is going to develop.

LUCAS members are experts in the fields of literary history and theory, film and media studies, and art, architectural, and book history.

The main interest of this project concerns learners’ perceived learning outcomes in massive open online courses and the factors related to their perceived learning outcomes.

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.