This is a difficult time. Above all, for all those directly involved in this horrible case – unacceptable behaviour by a professor and his removal from the University – the case we went public about on 18 October and that has been reported in the media. This is painful and tough for the complainants…

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

I am an associate professor in health psychology here at the Faculty of Social and Behavioural Sciences. My main line of work is health behaviour and behaviour change, so trying to understand why people do what they do including clearly unhealthy things. I have done a lot of work on personal goals and…

A professor from Leiden University has subjected various colleagues to intimidating and unacceptable behaviour for a longer period. These are the findings of an investigation carried out by the University’s independent Complaints Committee for Unacceptable Behaviour at the request of the Executive Board…

Philosophy has an important contribution to make to society, says Professor of Practical Philosophy Glen Newey. You need people who can think clearly, certainly in positions of power and authority. Newey stresses that “there will always be a place for philosophy”. An introduction to the practically…

From 5-7 November 2018, The Hague Program for Cyber Norms held its inaugural conference at Het Spaansche Hof in The Hague, where they were joined by scholars and participants from across the world, for three days filled with four keynotes and 19 presentations during the parallel sessions.

The United Nations Office for Disarmament Affairs (UNODA) has published the 2017 issue in their Civil Society and Disarmament series, titled Voluntary, Non-Binding Norms for Responsible State Behaviour in the Use of Information and Communications Technology: A Commentary. The series aims to provide…

Working towards resilient communities, transparency in science and connecting with the employment market – these are the three key themes being addressed by the departments of Social and Behavioural Sciences at Dutch universities. On 11 February, they presented a joint sector plan to Marcelis Boereboom,…

The Faculty of Social and Behavioural Sciences has become a lot healthier, thanks to the first Healthy Faculty event on 29 and 30 October, 2015. Health Psychology master’s students organised workshops for both students and staff. Many of them attended these inspiring workshops and already put the gained…

Each year, Latin American diplomats meet the researchers and students from Leiden University who specialise in their region. This year, they visited the Faculty of Social and Behavioural Sciences. ‘The social and behavioural sciences have improved our understanding of social unrest.’

These are turbulent times in the UK. The cost of living is high, leaving many people struggling to make ends meet, and these past few months have been tumultuous in terms of politics. University lecturer Anne Heyer explains what impact this can have on people's political perceptions and participatio…

From 5 – 7 November the The Hague Program for Cyber Norms will take place at Het Spaansche Hof in the Hague. The theme this year is Behaviour in Cyberspace: Novel Horizons.

Moving Romans offers an analysis of Roman migration by applying general insights, models and theories from the field of migration history.

This project focuses on urban commercial space in Roman Italy and deals with the impact of economic growth on urban communities in the late Republic and the Imperial period (200 BCE – 300 CE).

Social assistance and minimum income benefits are important instruments as a safeguard against low income and poverty. There have been major developments in minimum income benefits both in developed and developing countries over the last decades. Our study collects several empirical studies regarding…

Teacher training should do more to prepare teachers for the pedagogical aspects of teaching, Professor of Educational Sciences Tim Mainhard will argue in his inaugural lecture. ‘Children who find learning difficult particularly benefit from a close relationship with their teacher.’

Jurist Gineke Wiggers wants to predict the expected impact of legal articles. Carel Stolker, Rector of the University and, like Wiggers, a legal specialist, is enthusiastic about the research. ‘A big data project like this will help us establish the effect of our work on society.’

The contributions in this volume seek to highlight the atypical features of the Hanse, and place them in a wider context of common roots, influences and parallel developments.

A study on the development of prosocial behaviour.

A consortium including economists, psychologists and public administration scholars from Leiden University will study public acceptance of the hydrogen transition in the Netherlands. They will look at the labour market impact, public perceptions of hydrogen and businesses’ willingness to invest.

The World of the Fullo takes a detailed look at the fullers, craftsmen who dealt with high-quality garments, of Roman Italy. Analyzing the social and economic worlds in which the fullers lived and worked, it tells the story of their economic circumstances, the way they organized their workshops, the…

People are less willing to give up an interest when in a negotiation situation than when they can do it of their own free will, as Leiden University psychologist Eric van Dijk discovered. Knowledge of this kind can be used by policy makers, for instance, to motivate people to adopt certain desirable…

The European Regional Office of Astronomy for Development (E-ROAD) has held its first conference session at the 2020 virtual Annual Meeting of the European Astronomical Society (EAS), the largest astronomy conference in Europe. The E-ROAD is an initiative of the International Astronomical Union, the…

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.

Jan Vleggeert is a tax specialist with an independent and critical voice in the debate on tax avoidance by multinationals. His appointment commenced on 1 October 2019.

Political scientist Femke Bakker (Leiden University) is going to investigate whether meditation affects political behaviour. Bakker has been awarded a PEACE Grant by the Mind & Life Institute, which enables her to conduct innovative, experimental research. The aim is an answer to the question whether…

Mapping the neural mechanisms underlying social motivations of adolescents and adults

The role of transnational, non-institutional networks in the opening up of British transatlantic trade at the end of the 17th/beginning of the 18th century

Promotor: C.J. ten Cate, Co-promotor: H.W. Slabbekoorn

Political scientists Joop van Holsteyn and Tom Louwerse (Leiden University) find that the Dutch government is having a hard time coping with referendum outcomes in general, and ‘anti-European’ sentiments among voters in particular.

Leaders of the ASEAN Member States, Australia, China, Japan, the Republic of Korea, and New Zealand have signed the Regional Comprehensive Economic Partnership (RCEP) Agreement.

David de Buisonjé conducts research on how financial incentives can stimulate health behavior. He is researcher at the Unit of Health, Medical, and Neuropsychology at Universiteit Leiden.

The relationship between LGBT inclusion and economic development: Macro-level evidence

Toward optimal measurement and greater understanding of youth cognition in school refusal and cognitive behavioural therapy outcome

On 9 and 10 November, the Institute of International and European Law of the University of Göttingen and the Minerva Center for Human Rights of the Hebrew University of Jerusalem, organized a conference called ‘Unpacking Economic and Social Rights: International and Comparative Dimensions’.

Political scientists Tom van der Meer, Lisa Janssen (University of Amsterdam) and Tom Louwerse (Leiden University) analyse polls presented by the main polling agencies in the Netherlands, as well as micro-level panel data. They reach three main conclusions. First, vote intention polls in the Netherlands…

Lecture and Masterclass with Alexandra Sapoznik (King's College London) Connecting economic and environmental histories in the pre-modern world 12 and 13 May 2025, Universiteit van Amsterdam. Deadline for submissions: 29 April 2025, 13:00

Olaf van Vliet is Professor of Economics at the Department of Economics and at the Institute of Public Administration, Leiden University. He is also Head of the Department of Economics.

Ten Leiden social and behavioural scientists have successfully applied for the NWO Open Competition. With this Open Competition, NWO gives researchers the chance to start small, high-risk, innovative or promising research projects.

The major aim is to develop, evaluate, and implement disease-generic cognitive-behavioral interventions through the internet in order to optimize tailored health care for patients with chronic somatic conditions.

This subproject of 'From Homo Economicus to Political Animal' will be on ancient analogues for modern-day “ersatz economics”, the economics of the “man in the street”.

The 21 universities of the League of European Research Universities have an enormous economic impact: more than 900,000 jobs and 71.2 billion euros in 2014. Each job at a member university results in 6 jobs elsewhere. Leiden University is a member of the League.

Who is Economic Man? Every economic paradigm presupposes an anthropology, a theory of human nature. This project explores the anthropologies presupposed and produced by ancient Greek economic texts, and the specific knowledge forms that shape these anthropologies.

How can society let go of its obsession with economic growth and focus on goals as wellbeing, inclusion and sustainability? This is one of the core questions which a new 3 million euro European project will tackle the upcoming four years. Leiden University researcher Rutger Hoekstra is project coordinator…