Member of the Board of Overseers of the Advanced Multi-Disciplinary Facility for Measurement and Experimentation in the Social Sciences (MESS)/ LISSpanel (2010-2014)
EHPS Conference International Scientifc & Programme Committee” for the following conferences: Crete (2011), Bath (2008), Maastricht (2007), & Galway (2005) and Track coordinator in several of the other years
Co-organizer of the “14th Conference of the European Health Psychology Society”, Leiden, 16-19 Augustus, 2000
Member of the Board (Dagelijks Bestuur) of the Department of Clinical – and Health Psychology, Leiden University (2004-2005 & 1996-2000)
Editor of the Newsletter of the European Health Psychology Society (1997-1998)
Member of the Educational Committee Psychology, Leiden University (2004-2005; 1996-2000)
Member of the Scientific Committee of the Department of Clinical – and Health Psychology, Leiden University (1994-1996)
ZonMW (The Netherlands Organisation for Health Research and Development)
Who takes care of the caregivers? On risk-profiles for (too) heavy perceived burden among caregivers
Preconditions for effective implementation of tailored-based interventions to enhance an active life-style among high risk populations
Testing a theory on continued abstinence and relapse among ex-smokers and developing an internet-based computer system for individualized feedback (PI Arie Dijkstra)
Preparing young people for unanticipated and unplanned sexual encounters: A theory- and evidence-based approach to program development in the context of safe sex (PI Pepijn van Empelen)
Bewegen in de Buurt [Physically Active in the Neighborhood] (Co-PI Matty Crone)
Kortdurend Onderzoek in kader Academische Werkplaats [Short-term research projects for the Academic Workplace] (PIs Nienke Terpsta/Sjaak de Gouw)
Lekker Lang Leven/ Hartstichting, DiabetesFonds en Nierstichting
Health checks in vulnerable groups: the role of beliefs and expectations (PIs Matty Crone/Sandra van Dijk)
After the Health Check in vulnerable groups: a individually tailored self-management intervention led by Community Health Workers (PIs Matty Crone/Sandra van Dijk)
Miro/Pfizer & Caphri
The effects of the public smoking ban on current smokers’ smoking behavior and (self)conceptions, and implications for governmental communication
Leiden University Fund/ Gratama stichting-Byvanck Fund
Studie naar de invloed van emoties en implementatie intenties bij het reduceren van overmatig alcoholgebruik door studenten [Study on the influence of emotions and implementation intentions for the reduction of alcohol abuse among students].
Brandwondenstichting (Dutch Burn Society)
Evaluatie van het preventieprogramma “Vuur” voor het basisonderwijs. [Evaluation of the preventionprogram “Burn” for primary education]
Onderzoek naar behoefte aan lotgenotencontact voor mensen met brandwonden. [Study on the need for peer support for people with burns]
Academische Werkplaats/gemeente (Academic Workplace Public Health Northern South-Holland/municipality of Teylingen)
De achtergronden van alcoholgebruik door jongeren in de gemeente Teylingen: Interviews met 15-jarige jongeren en hun moeders. [The background of alcohol use by youth in the municipality of Teylingen: Interviews with 15-year olds and their mothers]