Willem Heiser receives the 2017 Psychometric Society Career Award for Lifetime Achievement. 'Receiving this prize from my colleagues makes me very happy.' Heiser is professor emeritus in Psychology, Methodology and Statistics at the Leiden Faculty of Social and Behavioural Sciences and professor of…

How does the cluster bootstrap procedure in combination with various types of linear models perform in the analysis of longitudinal data, compared to other methods.

Analysis of neuroimaging data requires multiple steps where statistics play a crucial role. The MRI methods research group develops new statistical methods that are accurate, transparent and easy to use.

This thesis develops statistical methods for the analysis of high dimensional data: high dimensional networks reconstruction (Chapters 1-4), incorporation of prior information in networks reconstruction (Chapters 2-4), incorporation of prior knowledge in genetic association studies (Chapter 3).

Explaining treatment response variability between and within patients can support treatment and dosing optimization, to improve treatment of individual patients.

In this thesis, we examine various systems through the lens of several numerical methods.

Zsuzsa Bakk has been selected as the winner of the 2016 Distinguished Dissertation Award of the Classification Society for her thesis entitled 'Contributions to Bias Adjusted Stepwise Latent Class Modeling'.

The International Bachelor in Psychology (IBP) offers a broad academic development, with knowledge of several subdisciplines, such as clinical (neuro)psychology, developmental psychology, social and organisational psychology, economic and consumer psychology, cognitive psychology and health psycholo…

Here we provide information on the ways through which the Institute of Psychology aims to foster responsible scholarship practices: conducting research with integrity, and meeting the needs for better quality and efficiency in psychological science.

During my PhD research, I studied the photon statistics of light emitted by a microcavity that contains a single quantum dot (QD) on resonance.

Sixth-grade students with lower mathematical ability perform better on complex arithmetic problems if they write down their calculations. This discovery was made by psychologist Marije Fagginger Auer, a specialist in Methodology and Statistics. Her outlook is optimistic: ‘After training, these students…

Neuroscientist Anne Hafkemeijer is able to distinguish two different forms of dementia using advanced imaging techniques. This is the first step towards early recognition of dementia in patients on the basis of brain networks. PhD defence 26 May.

Promotor: Prof.dr. G.R. de Snoo

How can we hack prejudice about age and ageing out of the recruitment process? That was the question data scientists, psychologists and HR professionals tackled during the AnyAge.AI hackathon. 'AI can actually be used to increase fairness in recruitment.

What is the best way to combine the environmental and economic data and how can we create an operational system to do so, thereby supporting the delivery of data to the Data centres on Products and Resources?

Leiden is the ideal city for students. There is a wide variety of activities you can do next to your studies, to make the most out of your student life.

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

Your tuition fee depends on a number of factors, such as your nationality and your previous Dutch higher-education qualifications.

For Humans of Psychology, students and staff will be put into the spotlight. At our institute prizes are won, exiting research is conducted, knowledge is harnessed, public meeting are organised and open science is highlighted. Take a look behind the scenes.

Alumni event, Career

Promotor: A.W. van der Vaart

Data science is now growing fast in many places, but scholars at Leiden University have been developing data science techniques for a long time already. Thanks to their broad-based expertise, Leiden statisticians are currently combining the achievements in statistics with the latest methods of statistical…

On the Psychology Science Day 2019 bachelor students were granted a certificate for participating in the Honours Research Bachelor Project (HRBP) and the Honours Lectures. The HRBP participants and the Research Master students also presented their latest research by means of poster presentations and…

Netherlands Statistics (CBS), Leiden University and the University of Amsterdam have started a collaboration in the form of a research project titled 'Enriching official economic statistics using data-driven modelling techniques'.

Promotor: R. Gill, Co-promotor: P. Massart

Practical applications for the reconstruction of the past

Are you keen to beat your friends or colleagues and win the European Championship football pool? Statistician Marjolein Fokkema has some tips that might increase your chances.

Four talented students will have the opportunity to progress smoothly from their master’s study programme into a research career. Master’s students in Applied Statistics can compete for one quarter of the € 800,000 grant recently awarded by the Netherlands Organisation for Scientific Research (NWO).…

Electoral Systems and Turnout: Evidence From a Regression Discontinuity Design. In this article, published on the website SAGE research methods, authors Jaroslaw Kantorowicz and Tobias M. Hlobil discuss how a Regression Discontinuity Design can be executed.

Novel methods for understanding key aspects that are essential to the future of Bayesian inference for high- or infinite-dimensional models and data.

Vandaag de dag liggen statistische methodes aan de grondslag van beslissingen in allerlei facetten van het leven, van de gezondheidszorg en agricultuur tot de financiële sector en marketing.

On the 23rd of June Arianna Sacco successfully defended a doctoral thesis and graduated.

He is said to be one of the greatest living statisticians. Bradley Efron gave a lecture in Marekerk and opened LUXs, the Leiden University Center for Statistical Science, the first university statistics centre in the Netherlands.

In astronomy, the interpration of observations and measurements plays a crucial role: we rely purely and fundamentally on the information that reaches us as observers. And 80% of all matter in the universe is undetectable directly.

At the International Federation of Classification Societies (IFCS) conference 2022 in Porto, psychologists Tom Wilderjans, Jeffrey Durieux and Julian Rossbroich won the IFCS Cluster Benchmarking Challenge. They wrote the best paper on benchmarking and were awarded with an official plaque and book voucher…

The main methodological aspects of the use of stepwise LCA estimators under different circumstances.

This dissertation is organised into three parts, each addressing a distinct research area related to Gibbs measures.

The application procedure is broken down into three parts.

This project suggests a reconceptualisation of pre- and non-capitalist imperial monetary policy, arguing that the existing literature about imperial financial flows has unnecessarily privileged ideas of largesse and seemingly chaotic monetary distribution.

Phosphorylation affects all four major biomolecules – proteins, lipids, carbohydrates and nucleic acids – and plays a pivotal role in the most fundamental cellular functions.

The Psychology Teaching Award goes to the entire team of teaching staff. PhD candidates Wouter van Loon and Hilmar Zech wrote the best scientific articles. The master's thesis awards go to Robert-Jan de Rooij and Florian Thomas-Odenthal. Marion Duijsman gets an award for administrative staff and Gert-Jan…

A master's degree in Psychology at Leiden University combines theoretical knowledge with academic and professional skills, making you an attractive candidate for many employers.

To be eligible for Statistics & Data Science at Leiden University, you must meet the following admission requirements.