The brain in motion: effects of different types of physical activity on primary school children's academic achievement and brain activation

In this dissertation it is shown that primary school children with higher levels of physical fitness and better developed motor skills perform better at school. These relations were found to depend on the academic domain, as physical fitness predicted achievement in reading and mathematics, whereas motor skills were predictive of mathematics and...

Shift Your Work: Towards sustainable employability by implementing new shift systems

This thesis is the result of the ‘Shift Your Work’ study, which aims to contribute to a better understanding of sustainable employability of older shift workers by implementing new shift systems. This thesis builds on two premises. The first premise constitutes that shift work becomes more demanding with older age (Part I), the second premise...

The early detection of psychosocial problems in children aged 0-6 years by Dutch preventive child healthcare: professionals and their tools

De kwaliteit van de vroegopsporing van psychosociale problemen bij jonge kinderen door de Jeugd Gezondheidszorg (JGZ) kan beter. TNO-onderzoeker Meinou Theunissen stelde vast welke vragenlijsten de opsporing van psychosociale problemen kunnen verbeteren bij kinderen in de leeftijd van 0-4 jaar. “Implementatie van de vragenlijsten betekent dat de...

Exopolysaccharide synthesis by Lactobacillus reuteri: molecular characterization of a fructosyltransferase and a glucansucrase

The sweet world of liquid crystals: the synthesis of Non-amphiphilic carbohydrate-derived liquid crystals

Reporter proteins as tools in environmental monitoring

Up and down: affective responses to social comparison

This thesis focuses on the affective responses to upward and downward social comparison information. The conclusion is that upward comparison has more positive effects than downward comparison. This is specifically true when people are in a stressfull situation, when people feel they can control the situation and when they identify themselves...