Psychology Lab on Wheels makes science accessible for everyone. On Monday 24 June, we will be back with our mobile lab at the Old Observatory near the Singelpark in Leiden. Join our research to learn to better recognise emotions with a Serious game and read more about participant Maxime and game developer…

People who are often stressed can feel calmer by making certain adjustments to their breathing. Possibly this also positively affects concentration and attention. Psychologist Roderik Gerritsen studied the effects of breathing differently for the first time, and explains them. Gerritsen receives his…

In the ‘Educatips’ column, psychology lecturers share their valuable insights about lecturing. This month: Franz Wurm is developing entrepreneurship workshops together with PLNT for master’s students of Clinical Psychology. ‘We want to teach students to develop from passive consumers to become active…

What impact does growing up in a musical environment or during the COVID-19 pandemic have on the brain development of teenagers? This was the focus of psychologist Lina van Drunen’s PhD research, which studied hundreds of twins. Her findings reveal that practising music slows brain development, presenting…

Young people are particularly susceptible to misleading information on social media. Yet insights from developmental psychology show that they also have unique strengths to build resilience. In new research led by developmental psychologist Ili Ma, scientists, schools, parents and policy makers are…

From the effects of hormone fluctuations in women via the interior structure of giant planets to the prehistory of the languages: six Leiden researchers have been awarded a Consolidator Grant by the European Research Council.

Psychedelic drugs like magic mushrooms and LSD are embraced by some and seen as lethal by others. Cognitive psychologist Michiel van Elk delved into the world of psychedelic drugs and wrote a surprisingly sober book about them. ‘Without first-hand experience my story wouldn’t be complete.’

The past year was once again a year of outstanding achievements and strong engagement for the Faculty of Social Sciences. In this hall of fame, we proudly highlight a selection of awards, grants and appointments as part of the many valuable contributions — visible and behind the scenes — that together…

Registering your hypothesis and analysis plan online before starting your study – why should researchers bother? Henk van Steenbergen, a researcher in cognitive psychology, decided to give it a try. 'I used it as an exercise in open science.'

Leiden researchers Arko Ghosh and Enea Ceolini analysed the usage data of hundreds of mobile phones and discovered that our body has rhythms ranging between 7 and 52 days. These cycles influence how we behave. Their research resulted in an article in npj Digital Medicine journal, a Nature Portfolio…

Hardly anyone in the Netherlands ever watches skeleton racing. But we’ll soon be glued to our TV sets when ‘our’ Kimberley Bos slides down the track at the Olympic Games. All because she stands a good chance of winning a medal. Why do we like winners so much?

Four promising young researchers from Leiden University have received a Rubicon grant from the Dutch Research Council (NWO). This grant will enable them to gain valuable research experience at top universities abroad.

Electrical inner ear prostheses like Cochlear Implants (CIs) help deaf and severely hearing-impaired persons to regain many of their communication abilities. The performance of CI in social environments is, however, not optimal. The new "Machine learning To Enhance teMPoral cOding foR cochleAr impLants“…

As a Leiden University’s master’s student in Political Science you conduct independent research and report your findings to fellow academics and, who knows, to a larger audience. Your thesis is a showcase of your academic skills and personal interest, and perhaps even passion. Easier said than done,…

On 30 October 2025, Eleonora Dagienė successfully defended her PhD thesis at Leiden University, titled ‘Quantitative Research Assessment and its Unintended Consequences’.

Last July saw the start of the new master programme Cosmopolis Advanced, an initiative of the Institute for History at Leiden University in partnership with Universitas Gadjah Mada (UGM) in Yogyakarta. The Cosmopolis Advanced programma, led by prof.dr. Jos Gommans and coordinator dr. Lennart Bes, provides…

Each year, the Faculty awards two Meijers PhD positions to talented researchers. One position is open to participants from the Pre-PhD Programme (PPP) and one position is open to other candidates from inside and outside Leiden University.

Two teams of astronomers, including one from Leiden University, have discovered oxygen in the most distant known galaxy, JADES-GS-z14-0. This groundbreaking discovery shows that galaxies could form much faster in the early universe than was previously thought.

Researchers from Leiden University have developed a method to predict which sellers will be successful in illegal online marketplaces. This could help the police track down big players on the dark web, the hidden part of the internet.

It is the eighth year in a row that the Faculty of Archaeology is placed in the top ten of archaeological institutes worldwide. The QS World University Rankings by Subject looks at criteria like academic reputation and citation ratios.

Philosophy alumna Naomi Rebekka Boekwijt returns to Leiden University on 20 June to present her latest novel Stemmen (Voices) in Plexus. ‘I wanted to show that things could be done differently in psychiatric care.’

From 29 – 31 May, second-year students of the Advanced MSc in International Relations and Diplomacy (MIRD) took part in the programme's annual visit to Geneva, Switzerland. Students participated in various institutional visits, and got to hear first-hand from practitioners and experts on a variety of…

ASTRON en de Universiteit Leiden beginnen samen een nieuwe leerstoel over sterrenkunde en AI. Bijzonder hoogleraar Joeri van Leeuwen gaat deze positie vullen.

Discovering what is inside giant planets and their atmosphere, that is one of the goals of astronomer Yamila Miguel. With an ERC Consolidator Grant of 2 million euro, she will study giant planets both inside and outside our solar system. ‘We want to know more about how planetary systems are born, how…

Heike Vethaak and Egbert Jongen from the Department of Economics of Leiden Law School have been commissioned by the Dutch Trade Union Confederation (FNV) to conduct research on the development and distribution of wealth in the Netherlands. The research will start in July and the outcome is expected…

The Institute of Biology Leiden (IBL) has a new professor: as of 1 March, Frederic Lens has been appointed Professor of Biodiversity and Anatomy of Plants. For Lens, the appointment feels like a wonderful recognition. ‘I am pleased with Leiden University’s appreciation of my contributions to research…

Mariska Kret, Professor in Cognitive psychology has been awarded the European Research Council (ERC) Public Engagement with Research Awards 2022. Kret convinces the jury with 'RecognizeYourself - Bringing science to the zoo. Involving the public into the study of great apes emotions'.

As of 19 April 2022, professor Jacobijn Gussekloo has been appointed Dean of the Honours Academy at Leiden University. Gussekloo is professor of Primary Care and director of the master’s programme Vitality and Ageing. Gussekloo succeeds professor Jos Schaeken, who has been Dean since March 2020.

Halima Bouras leaves for the City University of New York with her Fulbright scholarship. 'I am very happy with the Fulbright grant and excited to continue my research project in New York next semester', reacts Bouras. The aim of her PhD research is to promote educational opportunities and educational…

The new startup idea of Arko Ghosh and his colleagues at CODELAB concerns seamless brain assessments using day-to-day digital interactions. The study aims to make algorithms tuned to consumer-grade brain recordings and test the market readiness for this technology. In order to achieve this, the researchers…

Cognitive psychologists Eliska Prochazkova and Mariska Kret from Leiden University have won an Ig Nobel Prize for their research into the romantic click between people. They discovered that attraction between people can be predicted by synchrony in heart rate and skin conductance.

Subtle changes in eye appearance can influence how people perceive others and affect their generosity. Articles from PsyPost and The Washington Post highlighted two experimental studies in which psychology researchers from Leiden University, including Mariska Kret, explored this phenomenon.

Sophie Rose is one of the fellows of the Ammodo Science Fellowship 2024. She will use this fellowship to conduct research at Leiden University.

During a well-attended Studium Generale lecture at Rijksmuseum Boerhaave, Professor Ellen de Bruijn demonstrated how hormonal fluctuations influence the female brain. 'We urgently need more attention for the mental health of girls and women during transitional periods.'

Prof. Hanneke Hulst has been appointed Scientific Director of the Institute of Psychology by the Board of the Faculty of Social and Behavioural Sciences. She will start on 1 February 2024 for a period of 3 years, succeeding Andrea Evers and interim director Serge Rombouts.

Nico Verloop, Professor Emeritus of Educational Studies at Leiden University, passed away on 5 June 2025. Nico was the founder and first professor-director (from 1995-2010) of ICLON (Leiden University Graduate School of Teaching) at Leiden University.

Francien Dechesne, Associate Professor of Ethics and Digital Technologies, has been appointed by the Tilburg School of Humanities and Digital Sciences of Tilburg University as Professor to the endowed chair of ‘Data and AI for the Rule of Law’, effective 1 November 2025.

Professor Jenny Doetjes has received an NWO grant to research the cross-linguistic properties of quantity expressions and our brain's influence on language.

Education

As Professor of African Linguistics, Nancy Kula increases our knowledge of variation across languages. Her inaugural lecture is on Monday 23 March.

The past few days we interviewed several of our researchers about their various studies during Dutch Bio Science Week. They answered questions such as what impact their research has on our future and with whom they have established valuable collaborations.

Aprovechando la conferencia Spinoza, Nanne Timmer, Universitair Docent LUCAS, le hace unas preguntas a la escritora y Premio Reina Sofía Gioconda Belli sobre su poesía y su lugar en la Nicaragua de hoy.

From the energy transition in Namibia to sustainable jobs for young Nigerians, from African cookbooks to vodcasts on vintage Swahili booklets: during a recent visit by the Executive Board, staff from the African Studies Centre Leiden and the African Library presented their research, teaching and acquisition…

At the age of six, Barbara Gravendeel already knew what she wanted to be: a biologist. The seed was planted in the garden of her childhood home: an old orchard surrounded by a large hedge. Since 1 May, she has been the scientific director (prefect) of the Hortus botanicus in Leiden, and all the pieces…

The orbits of 27 stars orbiting closely around the black hole at the center of our Milky Way are very chaotic. As a result, researchers cannot predict with confidence where they will be in about 462 years. ‘That is astonishingly short,’ says astronomer Simon Portegies Zwart who collaborated on the r…

With the introduction of PLAN in education, the Institute of Psychology is taking an important step forward. The complex project has been carefully executed and the system fully set up. It offers teachers advantages such as ease of use and transparency. Zsuzsika Sjoerds did a pilot and tested it.