Dr. Marijn Stok

Post doc

Psychological Assessment and Health Psychology
Department of Psychology
University of Konstanz
P.O. Box 47
D-78457 Konstanz

Phone: +49 (0) 7531 88 5317
Fax: +49 (0) 7531 88 5226
Email: marijn.stok [at] uni-konstanz.de


Curriculum Vitae

Professional experience

since 11/2016 Assistant professor
Dept. of Interdisciplinary Social Sciences, Utrecht University, The Netherlands
since 05/2015 Associated fellow, Zukunftskolleg, University of Konstanz, Germany
since 02/2014 Postdoctoral researcher
Dept. of Psychological Assessment & Health Psychology, University of Konstanz, Germany
02/2014 -11/2016 Postdoctoral researcher
Dept. of Social, Health & Organizational Psychology, Utrecht University, The Netherlands
11/2013 - 01/2014 Postdoctoral researcher and lecturer
Dept. of Clinical & Health Psychology, Utrecht University, The Netherlands
02/2011 - 03/2011 Visiting scholar at IDeA Centre
Goethe University, Frankfurt University, with Prof. Dr. Caterina Gawrilow
01/2009 - 10/2013 PhD candidate
Dept. of Clinical & Health Psychology, Utrecht University, The Netherlands
09/2008 - 12/2008 Junior lecturer
Dept. of Clinical & Health Psychology, Utrecht University, The Netherlands

Education

01/2014 PhD in Health Psychology, Utrecht University, The Netherlands
Title: "Eating by the norm: The influence of social norms on young people's eating behavior"
Supervisors: Prof. Denise de Ridder, Prof. John de Wit, Dr. Emely de Vet
07/2012 Invited participant in the Summer School of the European Association for Social Psychology
Limerick, Ireland
2008 Master in Health Psychology (MSc), cum laude
2006 Bachelor of Arts (BA), summa cum laude

Awards

2015 Herman Schaalma PhD Dissertation Award
awarded by the European Health Psychology Society
2012 Poster award (together with Kirsten Verkooijen)
26th Annual Conference of the European Health Psychology Society, Prague (Czech Republic)
2008 Utrecht University Thesis Prize
Annual university-wide prize awarded to the best Master's thesis

Funding

05/2015 Mentorship Programme grant (€ 5000)
funded by the Zukunftskolleg, University of Konstanz
05/2015 Conference grant (€ 1950)
14th Annual International Society for Behavioral Nutrition and Physical Activity Meeting, Aberdeen (United Kingdom)
funded by the Young Scholar Fund, University of Konstanz
09/2014 Symposium organization grant, together with Prof. Denise de Ridder and Dr. Emely de Vet (€ 1500)
Symposium "Environmental Psychology"
funded by the Dutch Social Psychology Association
08/2014 Conference grant (€ 950)
49th Conference of the German Society for Psychology, Bochum (Germany)
funded by the Young Scholar Fund, University of Konstanz
06/2014 Personal development grant (€ 9500)
funded by the Ministry of Science, Research and the Arts of Baden-Württemberg (Germany)

Membership in Editorial Boards

  • Guest associate editor of Frontiers in Eating Behavior

Peer-Reviewing Activities

Journals:

Appetite, Applied Psychology: Health and Well-Being, BMC Public Health, European Journal of Social Psychology, Frontiers in Eating Behavior, Health Education & Behavior, Health Psychology Review, International Journal of Eating Disorders, Journal of the Academy of Nutrition and Dietetics, Journal of Environmental Psychology, Journal of Health Psychology, Journal of Human Nutrition and Dietetics, Nutrition & Dietetics; Physiology & Behavior, PLOS ONE, Preventive Medicine, Psychology & Health, Social Influence, Social Science & Medicine

Grants: Health and Medical Research Fund, Government of the Hong Kong Special Administrative Region
Conference: International Congress of Applied Psychology, 2014

Membership in Professional Organizations

  Dutch Social Psychology Association
  Dutch Association for Researchers in Psychology and Health
  European Association for Social Psychology
  European Health Psychology Society
  International Society for Behavioral Nutrition and Physical Activity
  Social Personality and Health Network

Positions in Professional Organizations

02/2011 - 08/2012 Board member of the Board of Research of the Faculty of Social Sciences
Utrecht University (The Netherlands)
11/2010 - 08/2012 Board member of the PhD Council of the Faculty of Social Sciences
Utrecht University (The Netherlands)
01/2010 - 01/2011 Board Member of the PhD Council of the Linschoten Institute for Psychological Research
Utrecht University (The Netherlands)
10/2009 - 08/2012 Board Member of the PhD Candidate Network (PrOUt)
Utrecht University (The Netherlands)
07/2006 - 12/2006 Participation Nationale DenkTank 2006 [National Think Tank 2006] on innovations in health care
Publication "Recept voor morgen: Een frisse blik op betere zorg voor chronische zieken"
["Recipe for tomorrow: A fresh view on better care for the chronically ill"]
.
01/2006 - 08/2008 Student board member of the Educational Committee, Faculty of Social Sciences Graduate School
Utrecht University (The Netherlands)

Research

Research interests

  • The psychology of eating
  • The role of self-regulation in shaping health behavior
  • The influence of the social and physical environment on health behavior
  • Moderators and mediators of the effect of social norms on health behavior

Projects

Current projects:

The DEDIPAC project (a European JPI HDHL project)
Primary aim: "To understand the determinants of dietary, physical activity and sedentary behaviors using a broad multidisciplinary approach, and to translate this knowledge into a more effective promotion of a healthy diet and physical activity"

Finished projects:

Mentorship Program 2015 "Social influence and self-determination: A person-environment interactive perspective"
Primary aim: "To investigate when social influence techniques do and do not give rise to feelings of psychological reactance, and the subsequent effects of psychological reactance on health behavior"
Mentor: Prof. Dr. Maarten Vansteenkiste, Ghent University (Belgium)
SozNet 2014-2015
Primary aim: "To longitudinally track the development of a new social network and the health behaviors performed within that network"
The TEMPEST project (funded by the EU 7th Framework Program)
Primary aim: "To investigate the role of self-regulatory competence in learning to deal with food temptations in the obesogenic environment"
Dissertation research (defended January 2014)
Primary aim: "To investigate the role that social norms play in shaping young people's eating behavior, and determine the potential of social norms to promote healthy eating behavior"

Teaching

Past Teaching Activities

WS 2016 Developer and lecturer of block seminar "The Impact of the Social Environment on Health"; University of Konstanz
11/2016 - 01/2017 Lecturer in bachelor course "Interventions & Policy II: Research Orientation";  University of Utrecht, The Netherlands
11/2016 - 01/2017 Lecturer in bachelor course "Labor, Illness & Health: An Interdisciplinary Perspective"; University of Utrecht, The Netherlands
SS 2016 Developer and lecturer of block seminar "Nudging Health"; University of Konstanz
04/2016 - 05/2016 Lecturer in research master course "Advances in research on Behavioral Regulation II: Health and Health Behavior"; University of Utrecht, The Netherlands
WS 2015 Developer and lecturer of seminar "The Impact of the Social Environment on Health"; University of Konstanz
04/2015 - 05/2015 Lecturer in research master course "Advances in research on Behavioral Regulation II: Health and Health Behavior"; University of Utrecht, The Netherlands
WS 2014 Developer and lecturer of seminar "The Impact of the Social Environment on Health"; University of Konstanz
02/2014 - 05/2014 Lecturer in research master course "Advances in research on Behavioral Regulation II: Health and Health Behavior"; University of Utrecht, The Netherlands
02/2014 - 05/2014 Internship supervisor in research master course "Research Training I"; University of Utrecht, The Netherlands
11/2013 - 01/2014 Lecturer in bachelor course "Foundations of Clinical & Health psychology"; University of Utrecht, The Netherlands
09/2013 - 12/2013 Internship supervisor in research master course "Research Training II"; University of Utrecht, The Netherlands
07/2013 Developer, organizer and lecturer of a one-day health psychology program for 90 primary school students (Summer School Junior, Utrecht University); University of Utrecht, The Netherlands
06/2013 Lecturer in bachelor course "Health Promotion"; University of Utrecht, The Netherlands
11/2012 - 01/2013 Lecturer in bachelor course "Foundations of Clinical & Health psychology"; University of Utrecht, The Netherlands
09/2012 - 10/2012 Lecturer in bachelor course "Health Psychology"; University of Utrecht, The Netherlands
06/2012 Lecturer in bachelor course “Health Promotion”; University of Utrecht, The Netherlands
05/2012 Lecturer in "The Psychology of Eating", a continuing education course for dieticians; University of Utrecht, The Netherlands
11/2011 - 01/2012 Teacher and developer of course material for bachelor course "Methods & Statistics III"; University of Utrecht, The Netherlands
04/2011 Lecturer in "The Psychology of Eating", a continuing education course for dieticians; University of Utrecht, The Netherlands
10/2010 - 11/2010 Supervisor for bachelor practicums "Methods & Statistics I"; University of Utrecht, The Netherlands
09/2008 - 12/2008 Coordinator of Research Master course "Social & Health Psychology I"; University of Utrecht, The Netherlands
09/2008 - 12/2008 Supervisor for bachelor practicums "Experimenting and Registration"; University of Utrecht, The Netherlands

Supervision

since 08/2014 Daily supervisor of PhD candidate Helge Giese, University of Konstanz
2016 Kerstin Halbgebauer, master thesis, University of Konstanz
"Communicating eating-related rules: The influence of framing and forcefulness on reactance"
2016 Fee Benz, master thesis, University of Konstanz
"Communicating eating-related rules: the influence of framing on reactance and food consumption"
2016 Noreen Weiler, bachelor thesis, University of Konstanz
"Reactance versus Ego-Depletion: Why eating-related rules do not always succeed"
2016 Claudia Eppler, bachelor thesis, University of Konstanz
"Soft prohibitions: Testing two explanations for aftereffects of strict rules on food consumption"
2016 Lisa Kalisch, master thesis, University of Konstanz
"Reactance to Health Messages – a Matter of Forcefulness and Message Source?"
2015 Fee Benz, bachelor thesis, University of Konstanz
"Isst das Auge mit? Der Einfluss visueller Anreize auf den Konsum und die Bewertung von Speisen"
2015 Kerstin Halbgebauer, bachelor thesis, University of Konstanz (second supervisor)
"Isst das Auge mit? Der Einfluss visueller Informationen auf das Ernährungsverhalten"
2014 Diana Boertien, research master thesis, Utrecht University
"May the best norm win"
2014 Laurens van Gestel, research master internship, Utrecht University
"Health behavior and social norms: The moderating role of arousal"
2013 Malou Engbersen, master thesis, Utrecht University
"De invloed van sociale normen op fruitconsumptie"
2013 Kimberley de Jong, master thesis, Utrecht University
"How social norms work"
2013 Inge de Kerf, honors college bachelor thesis, Utrecht University
"Restricting or suggesting? The difference between the impact of implicit and explicit injunctive norms on eating behaviour as caused by psychological reactance"
2013 Jarco Wesdorp, master thesis, Utrecht University
"Zelfregulatie als achterliggend mechanisme voor de invloed van sociale normen op eetgedrag onder jongeren"
2013 Elise van Zwieten, master thesis, Utrecht University
"Leven volgens de norm - Een onderzoek naar het effect van motivatie, normen en de interactie hiertussen op fruitconsumptie"
2013 Selma Aytemür, Anne Baaijens, Daniëlle Vermeulen, & Ashley van Veldhuyzen, bachelor thesis, Utrecht University
"Two apples a day keeps the doctor away"
2012 Carmen Berkhout, master thesis, Utrecht University
"Facilitatie van gezonder eetgedrag onder jongeren: het effect van descriptieve en injunctieve normen en de invloed van motivatie"
2012 Rosanne Borst, master thesis, Utrecht University
"Het effect van sociale normen op gezond eten en het werkzame mechanisme van normen"
2012 Floor van Es, master thesis, Utrecht University
"De invloed van sociale normen op de fruitconsumptie van adolescenten"
2012 Immanuel Kapteijn, master thesis, Utrecht University
"De impliciete voorkeur van vrouwen voor gezond of ongezond eten en gezonde of ongezonde eters. Een Implicit Association Task"
2012 Rixt Meinderts, honors college bachelor thesis, Utrecht University
"The Influence of Implicit vs. Explicit Norms on Eating Behaviour"
2012 Helene Bevort, Ymke Dorrepaal, Fleur Draisma, & Linette Hordijk, bachelor thesis, Utrecht University
"De invloed van zelfregulatie en socialenormen op eetgedrag van adolescenten"
2012 Jasmijn Coenen, Manon Coensen, Barbara Strijbosch, & Jenny Steegemans, bachelor thesis, Utrecht University
"De (on)weerstaanbare verleiding van chocolade"
*Thesis selected for 2012 National Student Research Conference
2011 Dagmar Bijl, master thesis, Utrecht University
"De invloed van de descriptieve norm en identificatie met een groep op de intentie van ongezond eetgedrag"
2011 Pim Bruin, master thesis, Utrecht University
"Verschillen in ongezond snackgedrag tussen jongens en meisjes en de invloed van implementatie intenties op het monitoren van snackgedrag bij adolescenten"
2011 Selina Jacobse, master thesis, Utrecht University
"Autonomie en eetgedrag onder jongeren"
2011 "Gezond en Ongezond: Onderzoek met een Implicit Association Test naar impliciete attitudes ten opzichte van gezond en ongezond eten en gezonde en ongezonde eters"
2011 Lianne Kleijer, master thesis, Utrecht University
"De werking van ignore, negate en substitute implementatie intenties bij de regulering van walging"
2011 Stella Struwe, master thesis, Utrecht University
"Costs and benefits of implementation intentions in fending off disgust"
2010 Jos van Engelen, Amber Sietsema, & Marleen Smit, bachelor thesis, Utrecht University
"Gezonder eten, want de rest doet het ook!"
2010 Zoë Terken, master thesis, Utrecht University
"The effect of high descriptive norm information and identification with norm group on fruit intake behavior"
2010 Marleen Bakker, Femke Errens, & Marie-Lea Darthenay, bachelor thesis, Utrecht University
"Zelfregulatie van eetgedrag bij adolescenten"
2010 Nadine Arendse, Flo Gunning, & Filippine Utenhove, bachelor thesis, Utrecht University
"Wil je meer fruit consumeren? Laat je manipuleren!"
2009 Noa Chechover, master thesis, Utrecht University
"Ready to take responsibility for your own eating behavior?"
2009 Tieske van Dieren, master thesis, Utrecht University
"De functionaliteit van emotioneel eten: De invloed van de emotieregulatiestijlen herwaardering en onderdrukking op de mogelijkheid tot het uitoefenen van zelfcontrole"
2009 Carlo van Leeuwen, master thesis, Utrecht University
"De functionaliteit van emotioneel eten: De invloed van de emotieregulatiestijlen herwaardering en onderdrukking op de mogelijkheid tot het uitoefenen van zelfcontrole"
2009 Betty van den Berg, Janine Kamp, & Annelies Nap, bachelor thesis, Utrecht University
"Zelfregulatie van eetgedrag bij adolescenten"
2009 Inge Frissen, Sofie de Wilde, & Kirsten de Wit, bachelor thesis, Utrecht University
"De invloed van zelfregulatie op het verband tussen persoonlijkheid en verstoord eetgedrag"

Publications

in press
Book chapter

Marchiori, D.R. & Stok, F.M.. (accepted for publication). The nudging approach to health and wellbeing. In D.T.D. de Ridder, M.A. Adriaanse, & K. Fujita (Eds.), Handbook of self-control in health and wellbeing. Routledge.

2017
Paper

Gebremariam, M.K., Chinapaw, M.J., Bringolf-Isler, B., Bere, E., Kovacs, E., Verloigne, M., Stok, F.M., Manios, Y., Brug, J., & Lien, N. (2017) Screen-based sedentary time: Association with soft drink consumption and the moderating effect of parental education in European children: The ENERGY study. PLOS ONE, 12: e0171537. doi: 10.1371/journal.pone.0171537

2017
Review

Gebremariam, M.K., Vaqué-Crusellas, C., Andersen, L.F., Stok, F.M., Stelmach-Mardas, M., Brug, J., & Lien, N. (2017). Measurement of availability and accessibility of food among youth: A systematic review of methodological studies. International Journal of Behavioral Nutrition and Physical Activity, 14: 22. doi: 10.1186/s12966-017-0477-z

2017
Paper

König, L. M., Giese, H., Stok, F. M., & Renner, B. (2017). The social image of food: Associations between popularity and eating behavior. Appetite 114, 248-258. doi:10.1016/j.appet.2017.03.039

2017
Paper
Stok, F. M., Hoffmann, S., Volkert, D., Boeing, H., Ensenauer, R., Stelmach-Mardas, M., Kiesswetter, E., Weber, A., Rohm, H., Lien, N., Brug, J., Holdworth, M., & Renner, B. (2017). The DONE framework: Creation, evaluation, and updating of an interdisciplinary, dynamic framework 2.0 of determinants of nutrition and eating. PLoS One, 12(2), e0171077. doi: 10.1371/journal.pone.0171077
2017
Paper

Symmank, C., Mai, R., Hoffmann, S., Stok, F. M., Renner, B.,Lien, N., & Rohm, H. (2017). Predictors of food decision making: A systematic interdisciplinary mapping (SIM) review. Appetite, 110, 25-35. doi: 10.1016/j.appet.2016.11.023

2016
Paper

Renner, B., Sproesser, G., Stok, F.M., & Schupp, H. (2016). Eating in the dark: A dissociation between perceived and actual food consumption. Food Quality and Preference. 50, 145–151. doi:10.1016/j.foodqual.2016.02.010

2016
Paper

Stok, F.M., De Ridder, D.T.D., De Vet, E., Nureeva, L., Luszczynska, A., Wardle, J., Gaspar, T., & De Wit, J.B.F. (2016). Hungry for an intervention? Adolescents' ratings of acceptability of eating-related intervention strategies. BMC Public Health, 16: 5. doi: 10.1186/s12889-015-2665-6

2016
Review

Stok, F.M., De Vet, E., De Ridder, D.T.D., & De Wit, J.B.F. (2016). The potential of peer social norms to shape food intake in adolescents and young adults: A systematic review of effects and moderators. Health Psychology Review, 10, 326-340. doi: 10.1080/17437199.2016.1155161

2015
Paper

De Vet, E., Stok, F.M., De Wit, J.B.F., & De Ridder, D.T.D. (2015). The habitual nature of unhealthy snacking: How powerful are habits in adolescence? Appetite, 95, 182-187. doi: 10.1016/j.appet.2015.07.010

2015
Paper

De Wit, J.B.F., Stok, F.M., Smolenski, D.J., De Ridder, D.T.D., De Vet, E., Gaspar, T., Johnson, F., Nureeva, L., & Luszczynska, A. (2015). Food culture in the home environment: Family meal practices and values can support healthy eating and self-regulation in young people in four European countries. Applied Psychology: Health and Wellbeing, 7, 22-40. doi: 10.1111/aphw.12034

2015
Paper

Stok, F. M., König, L. M., Nurmi, J., & Müller, A. N. (2015). Create workshop 2014: Leveraging Mobile Technology and Social Media in Behavioral Research. European Health Psychologist, 16(6), 260-262.

2015
Paper

Stok, F.M., De Vet, E., De Wit, J.B.F., Luszczynska, A., Safron, M., & De Ridder, D.T.D. (2015). The proof is in the eating: Peer social norms are associated with adolescents’ intended and actual eating behavior. Public Health Nutrition, 18, 1044-1051.

2015
Paper

Stok, F.M., De Vet, E., De Wit, J.B.F., Renner, B., & De Ridder, D.T.D. (2015). Communicating eating-related rules: Suggestions are more effective than restrictions. Appetite, 86, 45-53. doi:10.1016/j.appet.2014.09.010

2015
Paper

Stok, F.M., De Vet, E., Wardle, J., Chu, M.T., De Wit, J., & De Ridder, D.T.D. (2015). Taming the power of food: How sensitivity to the obesogenic environment and self-regulatory skills are associated with adolescent snacking. Eating Behaviors, 17, 19-22 doi: 10.1016/j.eatbeh.2014.12.003

2015
Paper

Verkooijen, K., Stok, F.M., & Mollen, S. (2015). The power of regression to the mean: A social norm study revisited. European Journal of Social Psychology, 45, 417-425. doi: 10.1002/ejsp.2111

2014
Paper

De Vet, E.*,Stok, F.M.*, De Ridder, D.T.D.*, Brunso, K., Baban, A., & Gaspar, T. (2014). Assessing self-regulation strategies: Development and validation of the Tempest Self-Regulation Questionnaire for Eating (TESQ-E) in adolescents. International Journal of Behavioral Nutrition and Physical Activity, 11: 106. *The first three authors made equal contributions. doi:  10.1186/s12966-014-0106-z

2014
Dissertation

Stok, F.M. (2014). Eating by the norm: The influence of peer social norms on young people’s eating behavior. Utrecht University.

2014
Paper

Stok, F.M., De Ridder, D.T.D., De Vet, E., & De Wit, J.B.F. (2014). Don’t tell me what I should do, but what others do: The influence of descriptive and injunctive peer norms on fruit consumption in adolescents. British Journal of Health Psychology, 19, 52-64. doi: 10.1111/bjhp.12030

2014
Paper

Stok, F.M., Verkooijen, K.T., De Vet, E., De Ridder, D.T.D., & De Wit, J.B.F. (2014). How norms work: Self-identification, attitude and self-efficacy mediate the relation between descriptive social norms and vegetable intake. Applied Psychology: Health and Well-Being, 6, 230-250. doi: 10.1111/aphw.12026

Pages