A common method to solve expensive function evaluation problem is using Bayesian Global Optimization, instead of Evolutionary Algorithms.

The recently promoted Hao Wang from the Leiden Institute of Advanced Computer Science teaches computer programmes how to solve real-world problems. His goal is to make the process of problem-solving more efficient. On 1 November, he obtained his doctorate with the predicate cum laude. ‘I hope to solve…

Polymyxins are clinically used antibiotics, discovered in mid-20th century. Once abandoned due to excessive nephrotoxicity, they are now used increasingly to address infections caused by multi-drug resistant Gram-negative bacteria.In this thesis, we describe the development and synthesis of analogues…

-

Social relationships of students are important. Especially for students with problem behavior. How can a teacher support students in their social relationships via their own interactions with students? A lot, as is shown by a meta-analyses of Hinke Endedijk. She assessed almost 300 studies about teacher-student…

The Countering Syndemic Vulnerability project supports communities by identifying and tackling clusters of social factors and health problems. The project works with residents and professionals in the Moerwijk district in The Hague and the Stevenshof district in Leiden.

-

-

-

Whether implicitly or explicitly, we all have ideas about how the law is supposed to function, whose interests it should represent, and what role it should play in society. This project explores the ways in which these questions are addressed in the works of the Roman historian Publius Cornelius Tacitus…

In order to test theoretical expectations concerning individual decision-makers' search in response to negative performance, Joris van der Voet conceptually disentangles problem-defining and solution-generation as two distinct search objectives.

PhD defence

Archaeologist Araceli Rojas has been invited to participate in the award-winning festival Let’s Talk about Water. This festival combines academic seminars, movies, and panel discussions around water issues around the globe.

-

‘It's empty talk, nothing but political posturing,’ says Prof. Leo Lucassen about Minister Lodewijk Asscher's plan for a participation contract for migrants. ‘It will never happen.’ Lucassen, Leiden specialist in History of Migration, discussed Asscher’s Integration Letter on the NTR programme De Halve…

-

-

In this dissertation, we work towards an experiment in which we aim to bring a micrometer sized magnet at the tip of a soft cantilever into a superposition.

-

The number of students suffering from stress and anxiety has decreased slightly compared with 2021. But around half still suffer from mental health problems. This is according to the National Mental Health and Substance Use Monitor.

Inspectors at the Dutch Tax and Customs Administration can require people to provide more information relating to their tax returns. Esther Huiskers-Stoop from the Tax Law department investigated the rules in place to protect us when we are required to provide information to the tax authorities.

Effects of maternal smoking, premature birth, intra-uterine growth retardation and asphyxia on child development.

Solving a scientific problem after decades: it’s a long-lasting dream for many scientists. Consequently, the research of Leiden and Eindhoven chemists gained a lot of media attention, for instance from the Belgian news website VRT Nieuws and science website Phys.org.

Climate change, social inequality, and the COVID-19 crisis are examples of wicked problems—issues that require collaboration across different disciplines. In partnership with the African Studies Centre, David Ehrhardt and Caroline Archambault (LUC), along with African partners, are researching the best…

Today, February 6th, the new course Wicked Problems Lab (in full: Wicked Problems Lab: working with governance, leadership and social innovation) started. This new course for third-year Honours students is part of the Honours Track

‘Violence as a Population Health Problem’ is one of 33 interdisciplinary projects that have been launched thanks to a Kiem grant. The project team will analyse a large patient database to identify links between violence and other health problems. ‘Violence can also be an expression of other factors,’…

On Thursday the 29th of October, Kennis Maken Den Haag organises the third edition of Den Haag Draait Door. In this online talk show, experts and policymakers will discuss problems that exist in the city of The Hague. During this edition, as usual, students, researchers and residents from the region…

Boys with autism are more prone to develop physical complaints, depression and aggressive behaviour. Psychologists at Leiden University have discovered that this is mainly related to rumination. Publication in the Journal of Autism and Developmental Disorders.

It often takes longer for women with heart problems to get the right diagnosis. In her Annie Romein-Verschoor Lecture, Professor Hester den Ruijter will talk about how hormones influence the heart and the importance of medical research that focuses specifically on women.

-

Antibiotic resistance is an economic problem. Pharmaceutical companies cannot earn much from antibiotic research, so they do not invest in it. This makes it important that universities do so, says Ned Buijs.

Theoretical research does not always give us the right solution to a problem in society. This message, loud and clear, is delivered during the final presentations of the Master Honours Class 'Social Innovation in Action'.