The ‘right’ amount of dopamine in the brain makes study participants better at solving certain cognitive tasks. This is the conclusion of Bryant Jongkees after experiments and a literature review. PhD defence on 21 February.

Chemist Alexander Kros and astronomer Joop Schaye are two of the four Leiden researchers who have been awarded a Vici as part of NWO's Innovation Research Incentives scheme. They each have 1.5 million euros to set up a research group and employ PhD candidates.

Knowledge and culture subproject 4:

Collecting as much information as possible about administering a new medicine to people can save a lot of money.

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.

We explore the possibilities to combine magnetic resonance techniques with atomic force microscopy together in a single microscope: the MRI-AFM, also called Magnetic Resonance Force Microscopy (MRFM).

The quantum nature of matter and light has grown into a broad and fruitful research field for theorists and experimentalists alike. It combines foundational research with toward applications, the most well known of which is the quantum computer.

New technology offers many new possibilities for research, such as on dementia. ‘Organ-on-a-chip’ is a new technology in which small bits of organ are grown out of stem cells on a small plastic plate. A small piece of blood vessel, heart or nerve offers many new possibilities for research, such as…

To what extent can contingent, formative feedback in lectures, facilitated by web-based ICT, increase students’ self-efficacy and (academic, behavioral, and cognitive) engagement? And how are self-efficacy and engagement influencing students’ performance and course evaluations?

The Quantitative Pharmacology group headed by Coen van Hasselt focusses on the application of state-of-the-art quantitative pharmacometrics and systems pharmacology modeling combined with translational experimental models to develop personalized treatment strategies for antibiotics and to combat antimicrobial…

All languages use melody in speech, primarily via rises and falls of the pitch of voice. Such pitch variation is pervasive, offering a wide spectrum of nuance to sentences – an additional layer of meaning. For example, saying “yes” with a rising pitch implies a question (rather than an affirmation).…

Can the conditioning paradigm be used for checkpoint inhibition cancer treatment?

The scientists at Babylab Leiden ensure that important knowledge is gathered about how babies learn to understand the world around them. Meet our Babylab Team and get to know our researchers!

Since itch and pain can be very burdensome, especially when individuals suffer from (either of) these symptoms chronically, it is important to know the factors by which these sensations are influenced. It becomes more and more clear that psychological factors play an important role in the experience…

We’re delighted to announce our plenary speakers.

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

The community is growing rapidly, select a faculty in the left panel to search and connect with members.

The knowledge and skills you will acquire will qualify you for many different jobs. Possible careers include: researcher of learning, behavioural and emotional problems in children, or designer of prevention and intervention programmes.

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.

The research master's specialisation Clinical and Health Psychology consists of five main parts: the general courses, the track-specific courses, the elective courses, a research internship and a thesis.

A master's degree in Psychology at Leiden University combines theoretical knowledge with academic and professional skills, making you an attractive candidate for many employers.

Archaeology in Leiden encompasses the study of societies, cultures, and human behaviour from the past, aiming to reconstruct and revive them. With our mix of education and research you lay a strong foundation for an international career in archaeology or heritage management.

Study information

In a new piece for The Conversation UK, Michiel van Elk examines whether mystical experiences are essential to psychedelic therapy. 'If the field is to mature, it may need to move beyond the assumption that transcendence is the secret ingredient.'

The Young Academy Leiden (YAL) has awarded an 444 Interdisciplinary Activity Grant to Anna van Duijvenvoorde and Stephanie Rap to organise a half-day seminar on young adults, neuroscience and the law.

Neuroscientist Simeen Tabassi Mofrad has been awarded a Rubicon grant to conduct research on cortical and allelic determinants of age-related cognitive decline at University of Oxford. She holds the first rank among all Rubicon applicants in NWO Domain Social Sciences and Humanities (SSH).

What are the advantages of speaking a second language? Why do some people find it easier to learn a second language than others? Does a dialect count as a first language? On 20 May, Leiden University is organising an English-speaking public symposium on bilingualism: Twee Talen - één BeTalen.

The British Academy appointed Eveline Crone as a Corresponding Fellow to recognise her contribution to the SHAPE themes - the social sciences, humanities and the arts. The British Academy is the national academy for social sciences and humanities in the United Kingdom. Besides Crone, 83 other Fellows…

In the third round of the NWO Open Competition SGW-XS pilot program, development psychologist Anke Klein and neuropsychologist Marit Ruitenberg each received a NWO XS grant for their research proposals. These grants are awarded to research projects with a promising ideas or innovative initiatives. Previously…

The endogenous compound anandamide – often referred to as the body’s own marijuana – plays a role in erasing memories of a traumatic event. This was discovered by an international team led by Leiden chemist Mario van der Stelt. The results have been published in Nature Chemical Biology and may provide…

Α-synuclein, a protein associated with Parkinson’s disease, proves to bind with membranes in a surprisingly efficient way. It confirms scientists’ suspicion of the protein’s leading role in the transmission of neurotransmitters between nerve cells in the brain. Publication in PLoS ONE.

A chair tipping over serves as a metaphor for a migraine attack in Thijs Perenboom’s PhD research at Leiden University Medical Center (LUMC). He wants to unravel whether and how we can predict migraine attacks. He will defend his thesis on Tuesday 21 June.

Clinical psychologist Bernet Elzinga has been appointed as Professor of a personal chair at the Faculty of Social and Behavioural Sciences. This professorship will contribute both nationally and internationally to the broader promotion of Leiden University in the field of stress and psychopathology.

What happens in the mind of someone with ADHD? GZ psychologist Bianca Boyer discusses this in a two-part episode of the Dutch 'Podcast Psycholoog'. She likes to look beyond the symptoms described in the DSM-5. 'Those are just the tip of the iceberg.'

During eye contact, people tend to mirror the pupil size of the person they are conversing with. This social mechanism is related to the trust an individual has in the person they are talking to, according to research by psychologists at Leiden University. Publication in PNAS.

Leiden psychologists receive an Outreach Grant from the Young Academy Leiden (YAL) to talk about facts and fables in their field of research. Marieke Bos, Lara Wierenga, Marit Ruitenberg and Sanne Willems will receive up to €1000 to realise their project.

The company QuantActions promises that through capturing and analysing the data of smartphones it will be able to “detect important indicators related to mental/neurological health”. Neuroscientist Arko Ghosh is the company’s cofounder and talks in The Guardian about tappigraphy patterns.

Janna Marie Bas-Hoogendam is a neuroscientist at the Institute of Psychology and conducts research on the brains of families suffering from social anxiety disorder. Janna Marie's research has caught attention that led to media appearances.

Societal challenges call for a resilient society. In taking steps towards a more resilient society, friendships play a major role. But how exactly do friendships relate to resilient behavior? In Dutch opinion magazine Vrij Nederland, Anne-Laura van Harmelen (professor Brain, Safety and Resilience at…

Stay tuned for updates on relevant media appearances of Anne-Laura van Harmelen.

Medicines can work even if they have no active ingredient. The first international scientific conference on placebos will take place in Leiden from 2 to 4 April. Placebo researcher Andrea Evers, who is also chairing the conference, answers some pressing questions.

The discovery in 2001 of the importance of microRNAs turned the world of molecular biology upside down. The small particles of RNA also attracted the attention of university lecturer Erno Vreugdenhil. Vreugdenhil: ‘Within five to ten years the first microRNA-directed medicines will come onto the mar…

‘Walking around in a new environment activates our brain’s learning centre. This allows us to learn better, even once we’ve returned to a familiar environment.’ This is the conclusion drawn by neuroscientist Judith Schomaker in her recent publication in Neurobiology of Learning and Memory.

Psychologist Myrthe Jansen conducted research into the performance monitoring that constantly takes place in our heads. People with obsessive-compulsive symptoms are more afraid to make a mistake that harms others, than when they make a mistake that only harms themselves. Jansen received her PhD on…

Martina Huber, Jacqueline Labra Munoz research Alzheimer's disease. They study ferritine, iron storage in the brain. An inbalance of iron could play a role in this form of dementia.

The Dutch Research Council (NWO) is investing 197 million euros in 11 infrastructure projects that will be of great value to science and society. Leiden University and the Leiden University Medical Center (LUMC) are participating in eight of the eleven proposals.