Presentations

Invited presentations and colloquia:

Van Prooijen, J.-W. (2016). Belief in conspiracy theories. Colloquium at London Business School; 24 November 2016, London, UK.

Van Prooijen, J.-W. (2016). De psychologische wortels van geloof in complottheorieen. Presented at the “Workshop complottheorieen” for secondary school teachers, VIP School, 6 September 2016, Gent, Belgium.

Van Prooijen, J.-W. (2016). How to reduce belief in conspiracy theories. Presented at the ISJR conference, 22 July 2016; Canterbury, UK.

Van Prooijen, J.-W., Douglas, K., & De Inocencio, C. (2016). Paranoid cognition: Illusory pattern perception predicts belief in conspiracy theories. Presented at the ISJR conference, 21 July 2016; Canterbury, UK.

Van Prooijen, J.-W., Krouwel, A., & Pollet, T. (2016). Political extremism predicts belief in conspiracy theories. Presented at the ISPP conference, 16 July 2016; Warsaw, Poland.

Van Prooijen, J.-W., Douglas, K., & De Inocencio, C. (2016). The origins of political paranoia: Illusory pattern perception predicts belief in conspiracy theories. Presented at the ISPP conference, 14 July 2016; Warsaw, Poland.

Van Prooijen, J.-W., Douglas, K., & De Inocencio, C. (2016). Connecting the dots: Illusory pattern perception predicts belief in conspiracy theories. Presented at COST Action Conference “Agents through time”, 8 July 2016; Limerick, Ireland. 

Van Prooijen, J.-W. (2016). De psychologische wortels van geloof in complottheorieen. 10 May 2016, Science café Leiden. 

Van Prooijen, J.-W. (2016). Belief in conspiracy theories: Origins and implications. Invited presentation; Justice & Morality Preconference, 28 January 2016; at SPSP, San Diego, US.  

Van Prooijen, J.-W. (2015). The psychological origins of belief in conspiracy theories. Invited colloquium; 17 December 2015; Labyrinth Leiden International Students; Leiden, The Netherlands.

Van Prooijen, J.-W., & Krouwel, A. P. M. (2015). The rigidity of the extremes. Paper presented at the ASPO conference, 11 December 2015, Amsterdam, the Netherlands.

Van Prooijen, J.-W., Krouwel, A. P. M., & Pollet, T. (2015). Political extremism predicts belief in conspiracy theories. Paper presented at the Political Psychology Amsterdam conference; 4 July 2015, Amsterdam, the Netherlands.

Van Prooijen, J.-W. (2015). The psychological origins of belief in conspiracy theories. Skeptics in the pub; 12 October 2015, Amsterdam.

Van Prooijen, J.-W. (2015). Psychology of political extremism. Presented at VU-S&O—TNO “meet and greet”; 5 June 2015; VU University Amsterdam.

Van Prooijen, J.-W. (2015). Ideological extremism. Presented at the A-Lab meeting,  NSCR; 29 May 2015; Amsterdam, the Netherlands.

Van Prooijen, J.-W. (2015). The social dimension of belief in conspiracy theories. Faculty colloquium; 12 May 2015; VU University Amsterdam.

Van Prooijen, J.-W. (2015). The social dimension of belief in conspiracy theories. Invited colloquium; 4 May 2015; IESEG School of Management, Paris, France.

Van Prooijen, J.-W., & Krouwel, A. P. M. (2015). Mutual suspicion at the political extremes: How ideology predicts conspiracy beliefs. Presented at the Conspiracy Theory Conference, 14 March 2015, Miami, Fl., USA.

Van Prooijen, J.-W., Eib, C., & Nadisic, T. (2014). The paradoxical effects of happiness on punishment. Presented at the ASPO conference; 11 December 2014, Groningen, the Netherlands.

Van Prooijen, J.-W., Coffeng, J., & Vermeer, M. (2014). Power and retributive justice: How trait information influences the fairness of punishment among power holders. Paper presented at the EASP conference; 11 July 2014, Amsterdam, the Netherlands.

Van Prooijen, J. W. (2014). Discussant at symposium “Collective regulation: Group-level function of moral judgment”. At the ISJR conference; 22 June 2014, New York City, NY, USA.

Van Prooijen, J.-W., Krouwel, A. P. M., & Pollet, T.  (2014). Political extremity predicts belief in conspiracy theories. Paper presented at the ISJR conference; 21 June 2014, New York City, NY, USA.

Van Prooijen, J.-W. (2014). The social dimension of belief in conspiracy theories. Invited colloquium; 21 March 2014, Universite Libré de Bruxelles, Brussels, Belgium.

Van Prooijen, J.-W. (2013). The social dimension of belief in conspiracy theories. Invited colloquium; 18 December 2013. Philipps University, Marburg, Germany.

Van Prooijen, J.-W. (2013). De sociale dimensie van geloof in complottheorieën. Invited presentation; 8 November 2013, SPS-NIP congres, Maarssen, the Netherlands.

Van Prooijen, J.-W. (2013). Political extremity, uncertainty, and belief in conspiracy theories. Invited colloquium; 22 April 2013, University of Kent, Canterbury, UK.

Van Prooijen, J.-W. (2013). Political Extremity predicts belief in conspiracy theories. Invited presentation, 25 February 2013, NSCR, Amsterdam.

Van Prooijen, J.-W. (2012). Individualistic and social motives for justice. Invited presentation, 12 November 2012; at the conference “Neuroethics: From Lab to Law”, Barcelona, Spain.

Van Prooijen, J.-W (2012). Making sense of collective victimization: Narcissism and communal concerns predict belief in conspiracy theories. Presented at the ISJR conference, 10 September 2012, Rishon LeZion, Israel.

Van Prooijen, J.-W. (2012). Grote gevolgen, grote oorzaken? Geloof in complottheorieën. Invited presentation, 12 April 2012, ASPO Blits, Amsterdam.

Van Prooijen, J.-W. (2012). Individualistic and social motives for justice. Invited colloquium; 15 March 2012, University of Geneva, Switserland.

Van Prooijen, J.-W. (2011). Egocentric versus social aspects of justice judgments. Invited colloquium; 5 October 2011, NSCR, Amsterdam, the Netherlands.

Van Prooijen, J.-W. (2011). Political paranoia: The social dimension of belief in conspiracy theories. Invited presentation for summer internship students; 25 August 2011, VU University Amsterdam, the Netherlands.

Van Prooijen, J.-W. (2010). De psychologie van het geloof in complottheorieën. Invited Keynote address; 13 November 2010, Skepsis Congres; Utrecht, the Netherlands.

Van Prooijen, J.-W. (2010). Procedural justice as autonomy regulation. Invited presentation; 15 May 2010, at the 4th International Conference on Self-Determination Theory; Ghent University, Belgium. 

Van Prooijen, J.-W. (2010). Individualistic features of justice concerns. Invited colloquium; 22 April 2010, University of Berne, Switserland.

Van Prooijen, J.-W. (2010). Suspicions of immorality: The sense-making function of belief in conspiracy theories. Invited presentation; 15 April 2010, KLI conference, Zeist.

Van Prooijen, J.-W. (2009). Perceptions of evilness: The sense-making function of belief in conspiracy theories. Invited colloquium, UCP-FCEE, Lisbon, Portugal.

Van Prooijen, J.-W., & Jostmann, N. (2009). Suspicions of injustice: The sense-making function of belief in conspiracy theories. Invited presentation at the symposium “The potential of justice research for conflict resolution and the understanding of societal problems”, Eichstätt, 16 October 2009,Germany.

Van Prooijen, J.-W. (2009). Individualistic features of justice concerns. Invited colloquium, University of Illinois at Chicago (UIC), Chicago, USA.

Van Prooijen, J.-W. (2009). Individualistic features of procedural justice. Invited presentation at the SPSP Justice pre-conference, Tampa, USA.

Van Prooijen, J.-W. (2008). Individualistic features of justice concerns. Invited colloquium, UCP-FCEE. Lisbon, Portugal.

Van Prooijen, J.-W. (2008). Procedural justice and trust in social interaction. Invited presentation at the ESF international workshop “Science and technology of agreement”, Barcelona, Spain.

Van Prooijen, J.-W. (2007). Egocentrism in justice judgments. Invited colloquium; Utrecht University; Tilburg University; and Leiden University.

Van Prooijen, J.-W. (2006). Motivational principles of procedural justice. Award Keynote Address, presented at the 11th ISJR conference, Berlin, Germany.

Van Prooijen, J.-W. (2006). The motivational nature of procedural justice. Invited Colloquium, Department of Work & Organizational Psychology, University ofAmsterdam.

Van Prooijen, J.-W., Karremans, J. C., & Van Beest, I. (2005). Procedural justice and the hedonic principle: How approach motivation influences the psychology of voice. Invited presentation, KLI-meeting, Utrecht University.

Van Prooijen (2004). Retributive versus restorative justice. Invited Colloquium, VU University Amsterdam.

Van Prooijen, J.-W. (2004). De psychologie van distributieve en procedurele rechtvaardigheid. Invited Guest Lecture, Leiden University.

Van Prooijen, J.-W. (2003). Procedurele rechtvaardigheid. Invited Guest Lecture, Leiden University.

Van Prooijen, J.-W. (2002). Sociale status en waargenomen eerlijkheid: Informatie over status als antecedent van het eerlijkproceseffect. Invited Colloquium, VU University Amsterdam.

Van Prooijen, J.-W. (2002). Knowing where we stand enhances reactions to fairness: On the psychology of status and procedural justice. Invited Colloquium, Catholic University of Tilburg.

Van Prooijen, J.-W. (2002). Sociale status en waargenomen eerlijkheid: Informatie over status als antecedent van het eerlijkproceseffect. Invited Colloquium, University of Groningen.

Van Prooijen, J.-W. (2002). The role of status in the psychology of procedural fairness: Knowing where we stand enhances reactions to fairness. Invited Colloquium, Tulane University, New Orleans, USA; and New York University, New York, USA.

Conference (and other) presentations:

Van Prooijen, J.-W. (2015). The rigidity of the extremes. Presented at the departmental mini-conference, 13 May 2015, VU University Amsterdam.

Van Prooijen, J.-W. (2014). The influence of discrete emotions on punishment. Presented at the departmental mini-conference, 8 April 2014, VU University Amsterdam.

Van Prooijen, J.-W. (2013). Political extremity predicts belief in conspiracy theories. Paper presented at the Departmental miniconference, 25 April 2013, VU University Amsterdam.

Van Prooijen, J. W. (2013). On the relation between narcisissm and conspiracy beliefs. Paper presented at the Personality Psychology Conference, 23 March 2013, Stellenbosch, South Africa.

Van Prooijen, J.-W., Coffeng, J., & Vermeer, M. (2012). Power and retributive justice: Negative trait information influences the fairness of punishment among power holders. Paper presented at the Round Table of Organizational Justice Research, Nice, France; 8 June 2012; and at the ISJR conference, 8 September 2012, Rishon LeZion, Israel.

Van Prooijen, J.-W., & IJzerman, H. (2012). Self-inflated, social, and suspicious: Communal concerns predict conspiracy beliefs among narcissists. Departmental mini-conference, VU University Amsterdam; 20 April 2012.  

Van Prooijen, J.-W. (2012). The big cause effect: Perspective taking and consequence size predict belief in conspiracy theories. Paper presented at the PIDOP conference, Guildford Surrey, UK; 17 April 2012; at the ISPP conference, Chicago, US; 6 July 2012; and at the Power, Politics, and Paranoia meeting, Amsterdam, the Netherlands; 13 July 2012.

Van Prooijen, J.-W. (2011). Belief in conspiracy theories as a sense-making tool in response to just world threats. Paper presented at the EASP conference, Stockholm, Sweden; 14 July 2011.

Van Prooijen, J.-W., Ståhl, T., Eek, D., & Van Lange, P. A. M. (2010). Injustice for all or just for me? Social value orientation predicts responses to own and other’s procedures. Paper presented at the 13th ISJR conference, Banff, Canada; 23 August 2010; and at SIOP conference, Chicago, USA; 16 April 2011.

Van Prooijen, J.-W. (2010). Just world threats cause paranoia: The sense-making function of belief in conspiracy theories. Paper presented at the 13th ISJR conference, Banff, Canada; 23 August 2010.

Van Prooijen, J.-W., & Jostmann, N. (2009). The evil empire: Need for control and perceived morality predict belief in conspiracy theories. Paper presented at the 1st workshop on Organizational Justice and Behavioural Ethics, Lyon, France.

Van Prooijen, J.-W. (2008). Egocentrism in procedural justice effects. Paper presented at the Round Table of Organizational Justice Research, Lisbon, Portugal.

Van Prooijen, J.-W. (2008). Procedural justice as autonomy regulation. Paper presented at the EAESP conference, Opatija, Croatia; and at the 12th ISJR conference, Adelaide, Australia.

Van Prooijen, J.-W. (2006). Retributive reactions to suspected offenders: The importance of social categorizations and guilt probability. Paper presented at the 11th ISJR conference, Berlin, Germany.

 Van Prooijen, J.-W. (2006). A victim / observer effect in preferences for retributive and compensatory justice. Paper presented at the 11th ISJR conference, Berlin, Germany.

 Zwenk, F., & Van Prooijen, J.-W. (2006). Voice by representation: Effects of indirect voice.  Paper presented at the 11th ISJR conference, Berlin, Germany.

Kerpershoek, E. F. P., & Van Prooijen, J. W. (2005). De invloed van autonomie op retributieve reacties: Een zoektocht naar de oorsprong van het bestraffen van normovertreders. Paper presented at the ASPO conference, Groningen, the Netherlands.

Van Prooijen, J.-W. (2004). Retributive versus restorative justice: Is punishing offenders more important than compensating victims? Paper presented at the Xth ISJR social justice conference, Regina, Canada, and in 2005 at the EAESP conference, Würzburg, Germany.

Van Prooijen, J.-W. (2004). Retributive versus restorative justice. Poster presentation at the SPSSI conference, Washington DC, USA.

Van Prooijen, J.-W., & Karremans, J. C. (2004). On the nature of voice: Approach and avoidance motor actions influence reactions to procedures. Paper presented at the Xth ISJR social justice conference, Regina, Canada.

Zwenk, F., & Van Prooijen, J.-W. (2004). We versus they: The role of group belongingness in the relation between situational uncertainty and procedural justice. Paper presented at the Xth ISJR conference, Regina, Canada.

Van Prooijen, J.-W. (2002). Groepsdynamische foci van rechtvaardigheid. PhD student meeting, Free University Amsterdam.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H .A. M. (2002). Procedural justice and status: Status salience as antecedent of procedural fairness effects. Paper presented at the ‘IXth international social justice conference’, June 2002, Skovde, Sweden.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H .A. M. (2002). Group belongingness and procedural justice: Social inclusion and exclusion by peers affects the psychology of voice. Paper presented at the ‘IXth international social justice conference’, June 2002, Skovde, Sweden.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H .A. M. (2002). Procedural justice in interdependent relations: How reactions to voice are affected by dependence on authorities. Paper presented at the ‘IXth international social justice conference’, June 2002, Skovde, Sweden.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H .A. M. (2002). Procedural justice and status: Status salience as antecedent of the fair process effect. Paper presented at the ‘13th general meeting of the EAESP’, June 2002, San   Sebastian, Spain.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M. (2001). A group dynamics focus model of procedural justice. Paper presented at the “International Round Table on Innovations in Organizational Justice”, Vancouver, Canada.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M. (2001). Procedurele rechtvaardigheid en status: Nadenken over status versterkt het eerlijkproceseffect. Paper presented at the ASPO-conference, Tilburg.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M. (2000). Interdependentie en procedurele rechtvaardigheid: Hoe nemen mensen inspraak waar als ze afhankelijk zijn van autoriteiten? Paper presented at the ASPO-conference, Eindhoven, and at a PhD student meeting, VU University Amsterdam.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M. (2000). Procedural justice in interdependent relations: How perceptions of voice are affected by dependence on authorities. Paper presented at the KLI-workshop “How to present”, Amsterdam.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M., & Lind, E. A. (2000). What is unfair? The role of bias in the psychology of procedural injustice. Paper presented at the “VIII Biennial Conference of the Society for Justice Research”, Rishon LeZion, Israel.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M., & Lind, E. A. (1999). What is unfair? The role of bias in the psychology of procedural injustice. Paper presented at the KLI-conference, Soesterberg.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M., & Lind, E. A. (1999). On the moderating role of authority’s biased attitudes in people’s reactions to negative procedures. Paper presented at theKLI – workshop “Organizational behavior and ethics”, Leiden University.

Van Prooijen, J.-W., Van den Bos, K., & Wilke, H. A. M. (1999). De invloed van partijdigheid op waargenomen procedurele rechtvaardigheid. Paper presented at the ASPO – conference, Nijmegen.

Van Prooijen, J.-W., & Van Knippenberg, D. (1999). Individuation or depersonalization: The influence of personal status position. Paper presented at the ‘12th EAESP general meeting’, Oxford, UK.

Van Prooijen, J.-W., & Van Knippenberg, D. (1998). Individuatie of depersonalisatie: De invloed van persoonlijke statuspositie. Paper presented at the ASPO - conference, Amsterdam.