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The Social Sciences & Humanities (SSH) Labs at Leiden University are where innovative behavioural science research takes place in the domains of psychology, digital technology, language and the development of children and adolescents. We are always looking for participants for various research studi…

Each month, we publish an article showcasing how social science research and education contribute to solving societal challenges. Researchers, lecturers, students, and societal partners work together to make knowledge accessible and to make a difference. Through open science and engaged education, we…

Berna Güroğlu is full professor in the Developmental and Educational Psychology unit of the Institute of Psychology at Leiden University.

Caroline L. Bokhorst is teaching coordinator of the unit Developmental and Educational Psychology of the Institute of Psychology at Leiden University.

Jinxian Wang is assistant professor at the department of Economics.

Sara Velthuizen is a PhD candidate in the unit Developmental and Educational Psychology at Leiden University.

Koen Caminada (1966) is Professor of Empirical Analysis of Tax and Social Policy at Leiden University, the Netherlands. He is Dean at the Faculty of Governance and Global Affairs.

Olaf Simonse is a researcher and advisor at the Knowledge Centre for Psychology and Economic Behaviour (KCPEG).

Iris Müller has been working as a PhD candidate at the Institute of Criminal Law and Criminology since March 2025.

Siddharth Divakaruni is junior lecturer at Leiden University. His research focuses on queerness in southern India, mental health, and anthropological-philosophical intersections.

Anne Miers is Associate Professor at the department of Developmental and Educational Psychology, Institute of Psychology, Leiden University.

Jiemiao Chen works as a postdoctoral researcher at the Developmental and Educational Psychology unit. Her research explores dynamics in young people engaging with real-world and digital social environments, with a specific focus on gaze behaviour.

Mariska Kret works as a full professor at Leiden University (Netherlands), Cognitive Psychology Unit and leads the Comparative Psychology and Affective Neuroscience lab (CoPAN).

Welmer E. Molenmaker is an Assistant Professor of Social, Economic, and Organisational Psychology. His main research interest is economic and social decision-making. Specifically, he focuses on cooperation in social dilemmas and people's responses to cooperative and selfish behaviors of others.

Judi Mesman (1974) has been a professor at Leiden University since 2009 and focuses on the study of social (in)justice with special attention to intergenerational issues at individual and institutional levels. Since 2024, she has also been appointed Distinguished Professor of Social Responsibility and…

Rüya Akdağ is a PhD candidate within the CoPAN Lab of the Cognitive Psychology unit. Her project Mind the Body investigates whether cognitive and affective disturbances influence social anxiety and whether regulating both disturbances via accessible digital interventions can help adolescents learn to…

Angelo Romano is an Assistant Professor at the unit Social, Economic and Organisational Psychology at the Institute of Psychology. He is interested in understanding the psychology of conflict and cooperation among people, groups, and nations.

Eveline Crone is professor of Developmental Neuroscience in Society at the Erasmus University Rotterdam and a professor in Neurocognitive Developmental Psychology at Leiden University. She is interested in adolescence as a window of social opportunity. Her Brain and Development Lab at Leiden University…

Anna van Duijvenvoorde examines how brain development relates to changes in decision making, risk-taking and social learning during adolescence. She is also a co-founder of the research platform CHANGE Leiden. She is professor Developmental Psychology.

Carolien Rieffe leads the Focus On Emotions research lab at the Developmental and Educational Psychology section of the Institute of Psychology and University of Twente. She is Professor of Social Interaction Technology at the University of Twente and Honorary Professor at the Institute of Education…

Boya Li is a researcher and lecturer at the unit of Developmental Psychology at the Institute of Psychology. Her research focuses on promoting social inclusion and equality for children with autism and other neurological conditions.