If male budgerigars can successfully open a puzzle box with food, they become more attractive to females. Biologist Carel ten Cate and Chinese colleagues published experimental evidence for this in a paper in Science on 11 January. Various Dutch and international media wrote about the paper.

In the eighties the Umhlatuzana rock shelter in Kwa-Zulu Natal, South Africa, was excavated. Results from this excavation led to an understanding when the Later Stone Age started in this area. This archaeological period is often associated with the structural presence of modern human behavior. Now a…

Nanoplastics influence the behaviour of larval zebrafish, says new research by the Institute of Biology Leiden (IBL) and the Institute of Environmental Sciences (CML). The researchers observed that a certain type of nanoparticles leads to stress reactions in the sugar balance, resulting in hyperactivity…

There is certainly some variation in terms of pupils’ performance and motivation. This is evident from the GUTS teaching innovation project conducted by education specialist Lindy Wijsman in the first three classes at a secondary school in Rotterdam. In the first three years, the level of pupils’ performance…

Individual traders should be at the forefront of the study of early modern world trade rather than institutions such as states and companies, argues Professor of Global Economic Networks Cátia Antunes. Inaugural lecture on 9 June.

How does gender of public leaders relate to employees’ satisfaction with the leadership of their direct supervisor? In the online Leiden Leadership Lunch on Friday September 24, Dr. Max van Lent (Assistant Professor of Economics) presented the results of his recent research on the differences between…

She considers herself lucky. She talks about the research projects she has ended up in and a network like the Young Academy Leiden (YAL). Van Duijvenvoorde talks about her recent incentive prize for young scientific talent, the Heineken Young Scientist Award. 'A lot of people I work with deserve the…

How can chimpanzees, so closely related to humans, have almost no sense of rhythm? ‘The best students ever’ and behavioural biologist Michelle Spierings demonstrated that chimps can actually drum and move rhythmically—each following their own unique beat.

Young people influence one another to take greater risks, although it's not quite that cut and dried. This is what development psychologist Jorien van Hoorn discovered. Peers also have a positive influence on one another, an aspect that has so far been under-researched. PhD defence 12 January.

How do you deal with bullying? How can you motivate young people? At the NeurolabNL symposium a multidisciplinary research team launched an interactive book for teachers and youth workers. This digital book offers the latest insights and plenty of useful tips and advice. Children’s Ombudsman Margrite…

Hans Slabbekoorn researches animal sounds and the effect of the noise we humans make on these animals. He is also committed to making his discipline more diverse.

Half the world's population is introverted and comes home drained after an evening of drinks. Their social battery is empty. 'People with autism have a similar experience, but much more intense,' says Boya Li, who researches emotional regulation in children with autism and hearing impairment. Does this…

From 13 to 16 July, Leiden will host the EuroScience Open Forum (ESOF), the largest multidisciplinary scientific conference in Europe. Lars van Doorn from Leiden Law School will give a presentation.

On 25 October 2017, the current class of students of the advanced LL.M. programme International Children’s Rights visited juvenile detention center ‘De Hunnerberg’ in Nijmegen (the Netherlands).

Young people spend a lot of their time online. Even so, we still know very little about how this intensive use of social media influences their development. Brain researcher and Spinoza Prize winner Eveline Crone from Leiden University and media psychologist Elly Konijn (VU) describes what the research…

Political scientist Cynthia van Vonno’s (Leiden University) 2016 dissertation has been shortlisted for the European Consortium for Political Research (ECPR) Jean Blondel PhD Prize. Her study of party group unity in parliamentary voting was chosen from an exceptionally high number of nominations.

There's a myth that people with autism avoid eye contact in conversations. This can come across as indifferent. Unjustified, stresses Jiayin Zhao, who is doing her PhD research on the socio-emotional development of children with autism. 'That people with autism don't care is anything but true.'

Panel Discussion

Political scientist Tom Louwerse (Leiden University) and a team of international researchers have been awarded a NWO ORA grant. They are going to investigate political representation in an era in which voter alignment with political parties is steadily decreasing.

If a society is to be secure, sustainable and resilient, conflicting interests must be reconciled. Researchers at Leiden University study the behaviour of individuals, groups and states in relation to this issue, and use their knowledge to promote equality within and between communities.

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

The popular French economist Gabriel Zucman visited the Netherlands last week, advocating an extra tax for billionaires. Egbert Jongen, Professor of Economics, spoke about the economist's proposals on NPO Radio 1's programme ‘De Rode Draad’.

Leiden University is expanding its educational offering in The Hague with two Dutch-taught bachelor's programmes: Economie & Samenleving and Cybersecurity & Cybercrime. These programmes address current societal issues and provide students with the opportunity to combine different disciplines to solve…