A fair distribution of goods and services is the most important factor in justifying political power. This is the conclusion of Honorata Mazepus in her PhD dissertation 'What makes authorities legitimate in the eyes of citizens?' PhD defence September.

Biologists today have to be able to work with big data. Data analysis skills should be taught from the start of the degree programme, or - even better - in secondary school. This is the message of Vera van Noort, new Professor of Computational Biology. Inaugural lecture 22 January.

The German professor of Information Systems and Statistics Heike Trautmann accepted the Pascal chair this month at LIACS, the computer science institute of Leiden University. Trautmann’s main research areas are evolutionary multiobjective optimisation and data science, in which LIACS is strong as we…

Who determines what is wrong with children and how they develop? Educator and sociologist Annemieke van Drenth wrote a book about this that will be released on 10 June. In it, she uses the history of the school for ‘idiotic children’ in The Hague to investigate how special children were identified in…

Leiden University has made history with its many scientific discoveries; a history that is also illustrated in a variety of books and films.

Lecture

How does ICT affect society? Mirjam van Reisen, professor Computing for Society at the Leiden Centre of Data Science, is intrigued by this question. We speak with her about innovation, changes in health care, and mobile human trafficking. ‘Innovation has many benefits, but it can also be very disrup…

Since 2000 the Leiden Student Council (LSR) yearly awards a prize for the best teacher of the university at the Dies Natalis.

Art and science: are they polar opposites? The theme of this year’s Sculptures in Leiden open air exhibition is ‘life sciences’. It has resulted in many intriguing sculptures, including one that is especially endearing.

The 18th-century rediscovery of the three archaic Greek-Doric temples in Paestum in southern Italy turned existing ideas on classical architecture upside down...

On Monday June 15 Prof. Dr. Grzegorz Rozenberg received his fifth Honorary Doctorate.

One of the largest roofs at Leiden University, that of the Snellius building, has recently been equipped with 590 solar panels and 57,000 sedum plants, making it the largest combined roof in the Benelux. The roof was officially opened on Monday 10 October by Annetje Ottow and Martijn Ridderbos, President…

Arts and leisure, Arts and leisure

Leiden University has partnerships in the local region, in the Netherlands, in Europe and with countries on almost all the world's continents. Students and researchers benefit from these partnerships, but society is also a beneficiary, says Rector Carel Stolker.

The online summer programme Space in Your Living Room by Leiden Observatory has won the first prize ‘Most Innovative Event’ of the Astronomy@Home Awards from the International Astronomical Union. In July and August 2020, participants could for example talk to real astronauts and imagine life forms in…

Since 2008 every half a year an SBB student starts with an internship for Merck Serono Ventures in Geneva. Head of the company Roel Bulthuis selects and works with the SBB interns and shares his experiences as an employer. He is very pleased.

Radio telescope LOFAR maps the sky. It produces incredibly detailed images of the universe - and vast amounts of data. Huub Röttgering, director of the Leiden Observatory, talks about the challenges of working with those enormous datasets.

How to create an unforgettable astronomy experience for tourists? And how to create fun activities that also have scientific and educational value? The Astronomy & Society Group at Leiden Observatory has translated a manual that answers those questions. The Observatory’s public engagement team hopes…

Free playtime and physical play are of great importance to children's social development. That is the main conclusion of innovative research by developmental psychologists and computer scientists from Leiden University.

The 18.8 million euro NWO Zwaartekracht grant for quantum software which Amsterdam, Delft and Leiden landed collectively, means for Leiden University among others the appointment of two new permanent scientific staff members, who will each form their own research group, divided among Computer Science,…

We exploit secondary metabolites of plant to develop pharmaceutical compounds and we genetically modify plant genomes to improve crops.

On 4 May, Leiden University remembered the victims of the Second World War from our university community. Alumni, students and present and former staff of the University came together for this Hour of Remembrance.

Almost 81 years after his famous protest speech against the German occupation, Leiden professor Rudolph Pabus Cleveringa will be remembered in his Groningen birthplace of Appingedam. A statue of him will be unveiled there on 12 November amid various other activities.

A research project by Developmental Psychology professor Carolien Rieffe and researchers of the Leiden Institute of Advanced Computer Science has been voted Smartest Project of the Netherlands 2016.

Should we be deeply concerned about the America of Donald Trump? Or will he bring about positive change? This was the main topic of discussion between researchers and students at the Big Leiden Presidential Breakfast on 9 November.

Although smartphones and other consumer cameras are increasingly used for scientific applications like citizen science, it’s still difficult to compare and combine data from different devices. PhD student Olivier Burggraaff developed a new easy-to-use standardised method which makes it possible for…

Professor Barend Mons has been appointed Chair of the Commission High Level Expert Group

Dr. Kirsten Leiss and Prof. Peter Klinkhamer received 900.000 euro’s from “Stichting Toegepaste Wetenschappen (STW)” and the company “Rijk Zwaan” to develop plants that are resistant to thrips, a major agricultural pest all over the world.

Children are often able to decide for themselves whether they want to take part in medical research. In order to be able to make an informed decision, they need clear information. PhD candidate Ronella Grootens set a good example and created a cartoon story. PhD defence 6 December.

What does it mean for a citizen to be ‘literate’ in astronomy? Astronomers who participate in outreach to the general public experience various degrees of astronomical knowledge among people. But so far, there had not been a systematic evaluation and definition of what astronomical literacy actually…

Collaborating in drug discovery and health research was the goal of a visit to the Leiden Bio Science Park on 14 May by a Swedish delegation including His Majesty King Carl XVI Gustav of Sweden. The delegation visited Leiden University’s Faculty of Science.

Researchers, civil servants and local residents met on 27 September to talk about partnering for sustainability. What were the results? In a green ‘city oasis’ in the centre of The Hague they spoke about the energy transition, bottom-up initiatives and citizen science.

Boyd Leupen has won the Institute of Political Science MSc Thesis Prize 2015. With 'Refuting asymmetrical Kantianism: On the moral standing of animals', Leupen completed his Political Science master studies and contributed an excellent piece of scholarly work. According to the jury, his thesis stands…

On Tuesday the 29th of November, the SBB Studentboard organized the third SBB Colloquium Night. Max, Guido, Niek, Yiyu and Dennis presented their internships, five topics covering many facets of the Science Based Business courses.

Multiple identities of elites and ‘commoners’ viewed through the lens of crafting from the Chalcolithic to the Iron Ages in Europe and the Mediterranean

During the ‘Hour of Remembrance’ on 4 May, the University community remembers its students and staff who were killed in the Second World War. It also looks at freedom and oppression today. Three questions for Sara Polak, chair of the Hour of Remembrance committee.

Covid year 2021 might have felt somewhat less strange than the year before, but the virus still left its mark on University life and our students and staff. Fortunately there was also room for research, visiting dignitaries and in-person classes. And our social media accounts weren’t only about covid…

Paul Christiaan Flu, originally from Surinam, was a brilliant tropical doctor, who in 1938 rose to the position of Rector Magnificus of Leiden University. The war years brought his lightning career to an abrupt end: his son was murdered and he himself was imprisoned in a concentration camp. A sad family…

Leiden University publishes the highest percentage of preprints in the Netherlands. Why is that and why post your article online before it has been peer reviewed? Professor of Quantitative Science Studies and keen preprint poster Ludo Waltman explains.

What is the effect of light at night on plant phenology and physiology, and how does this affect plant interactions with other species?

Leiden researcher Dr Ben Zonneveld has determined the size of the genome - the amount of DNA per nucleus - of wild tulips. His conclusion is that there are more than 87 wild species. Various possibly new species have been discovered.