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since June 2013
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Methodology consultant at LEADing Research Center, Tübingen
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June 2013 -
December 2016
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Methodology consultant at Institut für Wissensmedien / Knowledge Media Research Center, Tübingen
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March 2008 -
May 2013
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Postdoctoral researcher at Institut für Wissensmedien / Knowledge Media Research Center, Tübingen,
AG 3, Soziale Prozesse, Prof. Dr. Kai Sassenberg
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November 2006 - February 2008
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Postdoctoral fellow at Universität Bern,
Department of Social Psychology, Prof. Dr. Margit Oswald
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September 2006
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Doctorate (Dr. phil.), dissertation thesis:
Punishing 'Them' Harder? An Investigation of Group Differences in Reactions to Norm Violation.
Advisors: PD Dr. Kai Sassenberg und PD Dr. Sabine Otten
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September 2003 - August 2006
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Research fellow in PD Dr. Sabine Otten's project
Social Identities and Aggressive Interactions (part of the DFG Research Group Discrimination and Tolerance in Intergroup Relations at Friedrich-Schiller-Universität Jena)
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August 2003
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Diplom-Psychologe (Master), thesis:
What Time Is It? - It Depends On Where You're Going. Relevance and Precision in Telling The Time.
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1998 - 1999, 2000 - 2003
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Research assistant to
Prof. Dr. Margarete Boos, Institute for Psychology,
Department of Social Psychology and Communication Studies, Georg-August-Universität Göttingen
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2000 - 2001
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Research assistant to
Prof. Dr. Michael Waldmann,
Institute for Psychology,
Department of Cognitive and Decision Sciences,
Georg-August-Universität Göttingen
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1999/2000
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International student at the
University of California at Irvine, Irvine, CA
with the
Education Abroad Program;
volunteer work for the college radio station KUCI 88.9 fm
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1998
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Vordiplom (pre-degree) in psychology at the Institute for Psychology,
Georg-August-Universität Göttingen
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starting 1996
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Undergraduate studies in psychology at the Institute for Psychology,
Georg-August-Universität Göttingen
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1995/1996
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Civil service (as a conscientious objector) at
Psychagogisches Kinderheim Rittmarshausen, Heilpädagogische Abteilung in Bischhausen
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1995
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Abitur (University entrance diploma) at
Deutsch-Französisches Gymnasium Saarbrücken
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Written work
Jacoby, J. (2003).
What Time Is It? - It Depends On Where You're Going. Relevance and Precision in Telling the Time. Unpublished master thesis, Georg-August-Universität, Göttingen.
download
available online at http://www.johannjacoby.de/www/download/diplomarbeitjj.pdf
Jacoby, J. (2006).
Punishing 'them' harder? An investigation of group differences in reactions to norm violation.
Doctoral thesis, Friedrich-Schiller-Universität Jena. Published online at Digitale Bibliothek Thüringen, 15 September 2006.
download
available online at http://www.db-thueringen.de/servlets/DocumentServlet?id=7333
Sassenberg, K. Moskowitz, G. B., Jacoby, J., & Hansen, N. (2007). The carry-over effect of competition: The impact of competition on prejudice towards uninvolved outgroups.
Journal of Experimental Social Psychology, 43, 529-538.
download
Jacoby, J., & Sassenberg, K. (2011). Interaction does not only tell us 'when', but can also tell us 'how': Testing process hypotheses by interaction.
European Journal of Social Psychology, 41(2), 180-190.
download
Sassenberg, K., Landkammer, F., & Jacoby, J. (2014). The influence of regulatory focus and group vs. individual goals on the evaluation bias in the context of group decision making.
Journal of Experimental Social Psychology, 54, 153-164.
download
Jacoby, J., Otten, S., & Sassenberg, K. (2010).
Not so black sheep. Ingroup valence reverses derogation of ingroup norm violators. Unpublished manuscript.
download
Jacoby, J., & Sassenberg, K. (2010).
It takes four to tango: Why a variable cannot be a mediator and a moderator at the same time. Unpublished manuscript.
download
Presentations & Talks
Cohrs, J. C., & Jacoby, J. (2006). Anti-Americanism: Prevalence in six european countries and some antecedents. Talk given at the 19th Conference of the German Peace Psychology Association (Forum Friedenspsychologie), 9-11 June, 2006, Jena.
Jacoby, J. (2008). The moderator vs. mediator variable distinction revisited - When it may be more promising to use moderation to test mediation. Talk given at the 15th General Meeting of the European Association of Experimental Social Psychology, Opatija, Croatia, 10-14 June, 2008.
Jacoby, J. (2008). Testing mediation by moderation: Some conceptual suggestions. Talk given at the XXIX International Congress of Psychology, 20-25 July, 2008, Berlin.
Jacoby, J. (2012). Korrelative und nichtkorrelative Ansätze zur experimentellen Testung von Prozesshypothesen: Für Methodendiversität über traditionelle Mediationsanalyse hinaus. Talk given at the 48. Kongress der Deutschen Gesellschaft für Psychologie (DGPs), 22-27 September, 2012, Bielefeld.
Jacoby, J. (2013).
Testing process hypotheses using more than just mediation analysis. Talk given at the 14. Tagung der Fachgruppe Sozialpsychologie in der Deutschen Gesellschaft für Psychologie (DGPs), 1-4 September, 2013, Hagen.
pdf
Jacoby, J. (2014).
In addition to convenient estimation. Theoretical, conceptual and psychometric considerations in process analysis. Talk given at the 17th General Meeting of the European Association of Social Psychology, 9-12 July, 2014, Amsterdam.
pdf
Jacoby, J., & Boos, M. (2003). Relevanz und Genauigkeit in Uhrzeitauskünften. Talk given at IX. Tagung der Fachgruppe Sozialpsychologie in der Deutschen Gesellschaft für Psychologie (DGPs), 21-24 September, 2003, Heidelberg.
Jacoby, J., & Cohrs, J. C. (2006). Contemporary anti-Americanism: A reflection of anti-modernism? Talk given at the 19th Conference of the German Peace Psychology Association (Forum Friedenspsychologie), 9-11 June, 2006, Jena.
Jacoby, J., & Otten, S. (2004). Hostile attribution bias and escalatory reaction tendencies in intra- versus intergroup contexts. Talk given at IX. workshop aggression, 5-6 November 2004, Bern.
Jacoby, J., & Otten, S. (2004). Die Rolle von Gruppenmitgliedschaft in aggressiven Interaktionsverläufen. Talk given at 44. Kongress der Deutschen Gesellschaft für Psychologie (DGPs), 26-30 September 2004, Göttingen.
Jacoby, J., & Otten, S. (2005). Diskriminierung in Reaktionen auf Normverletzungen: Fremdgruppenabwertung? Talk given at X. Tagung der Fachgruppe Sozialpsychologie in der Deutschen Gesellschaft für Psychologie (DGPs), 25-28 September 2005, Jena.
Jacoby, J., & Otten, S. (2005). Discrimination in punishment reactions? Towards understanding outgroup derogation. Talk given at the 14th General Meeting of the European Association of Experimental Social Psychology, 19-23 July 2005, Würzburg.
Jacoby, J., & Sassenberg, K. (2009). Is being excluded boring? Poster presented at the 10th Annual Conference of the Society for Personality and Social Psychology (SPSP), 5-7 February 2009, Tampa, FL.
Jacoby, J., & Sassenberg, K. (2009). Is being excluded boring? Poster presented at Academic Symposium Intergroup Relations: The Role of Motivation and Emotion on the occasion of the 65th birthday of Amélie Mummendey, 18-19 June, Jena.
Jacoby, J., & Sassenberg, K. (2010). What does boredom have to do with it? - Social exclusion and boredom as distinct processes in ostracism Poster presented at the 11th Annual Conference of the Society for Personality and Social Psychology (SPSP) 28-30 January 2010, Las Vegas, NV.
Jacoby, J. & Sassenberg, K. (2010). Das Gegenteil von Flow: Soziale und nicht-soziale Folgen von Ostrakismos. Talk given at 47. Kongress der Deutschen Gesellschaft für Psychologie (DGPs), 26-30 September 2010, Bremen.
Jacoby, J. & Sassenberg, K. (2011). A non-social ostracism effect: Understimulation is involved in effects of being excluded and ignored. Talk given at the 16th General Meeting of the European Association of Social Psychology, 12-16 July 2011, Stockholm.
Jacoby, J. & Sassenberg, K. (2012). Fully experimental strategies to process research: Advantages, challenges and similarities. Poster presented at the 13th Annual Meeting of the Society for Personality and Social Psychology, 26-28 January 2012, San Diego, CA.
Otten, S., & Jacoby, J. (2003). Does mere categorization make a difference? Group membership and hostile attribution bias. Invited Talk at VIII. workshop aggression, 7-8 November 2003, Berlin.
Sassenberg, K., Moskowitz, G. B., Jacoby, J. (2005). The carry-over effect of competition: The impact of competition on prejudice towards uninvolved groups. Talk given at the 14th General Meeting of the European Association of Experimental Social Psychology, 19-23 July 2005, Würzburg.
Grants
Travel grant to the 10th Annual Conference of the SPSP, February 5-7, 2009 in Tampa, FL and a subsequent visit at the lab of Prof. Dr. Kipling D. Williams at Purdue University, West Lafayette, IN; German Science Foundation DFG (JA 1928/2-1, €1135)
Teaching
Winter Semester 2000/2001, Summer Semester 2001. Initiation, organization, and tutoring of a student-organized tutorial in quantitative methods, Georg-Elias-Müller-Institut Göttingen
Summer Semester 2003. Tutor for Sozialpsychologisches Praktikum [Practical in Experimental Social Psychology], Georg-Elias-Müller-Institut Göttingen
Winter Semester 2004/2005. Seminar 'Begleitseminar zur Vorlesung Einführung in die Sozialpsychologie' [Seminar to accompany the lecture 'Introduction to social psychology' (Prof. Dr. A. Mummendey), Friedrich-Schiller-Universität Jena
February 2006. Doktorandenworkshop [Workshop for doctoral students], Lehrstuhl für Psychologie II der Universität Würzburg: Fortgeschrittene Verfahren der multiplen Regression [Advanced multiple regression], with Dr. Thomas Schubert.
Summer Semester 2007. Seminar Psychologie der Intergruppenbeziehungen [Psychology of intergroup relations], Universität Bern
Fall Semester 2007. Seminar Fortgeschrittene korrelative Verfahren [Advanced correlational methods], Universität Bern
Spring 2009. Workshop für Doktorierende Regressionsanalyse und ANOVA [Regression analysis and ANOVA for doctoral students], Institut für Wissenmedien/Knowledge Media Research Center, Tübingen
Summer Semester 2009. Experimentalpsychologisches Praktikum Ostrazismus und Langeweile [Experimental Practical on Ostracism and Boredom], Universität Tübingen, Psychologisches Institut
Summer Semester 2010. Experimentalpsychologisches Praktikum Ostrazismus und Langeweile [Experimental Practical on Ostracism and Boredom], Universität Tübingen, Psychologisches Institut
Winter Semester 2010/11. Experimentalpsychologisches Praktikum I [Experimental Practical], Universität Tübingen, Psychologisches Institut
Dezember 2010. Day workshop on multiple regression analysis. Universität Konstanz, Department of Psychology, Social Psychology & Motivation
Ongoing. Graduate student methods seminar (various topics and coordination). Institut für Wissenmedien/Knowledge Media Research Center, Tübingen
Supervision (Theses)
Sandra Burkhard: Der Black Sheep Effekt: Wann kommt es zu einer Eigengruppen-Abwertung? [BSc thesis, Universität Bern]
Lukas Büschlen & Andreas Fischer: Gesellschaftsbedrohung, Regulatory Focus und Error Focus [lic.phil. thesis, Universität Bern]
Tamara Weiss & Nicole Wey: Gender, Selbst-Construal, genderspezifische Provokation und Ärgerreaktionen [lic.phil. thesis, Universität Bern]
Alexa Stutz: Narzismus und Selbstwert und ihr Zusammenhang mit aggressiven und nicht aggressiven Reaktionen nach Selbstwertbedrohungen [lic.phil. thesis, Universität Bern]
Eveline Renggli: Selbstwert und Narzissmus als Prädiktoren für aggressives Verhalten bei Straftätern [lic. phil. thesis, Universität Bern]
Lukas Schönenberger: Der Black Sheep Effect und seine Moderation durch Schwere der Normverletzung [lic.phil. thesis, Universität Bern]
Aleksandra Trajceska: Black Sheep-Effekt: Bestrafungsabsichten in Abhängigkeit der Nationalitäten des Täters und Opfers [BSc thesis, Universität Bern]
Birgit Pfister: Der Black Sheep Effekt und soziale Normentheorien [BSc thesis, Universität Bern]
Sulamith Reimann: Beurteilung des Täters, das Verlangen nach vergeltender Gerechtigkeit, die Wut gegenüber dem Täter und die Strafempfehlung bei Gewaltdelikten in Abhängigkeit der Gruppenzugehörigkeit des Opfers [BSc thesis, Universität Bern]
Bettina Stämpfli: Der Black Sheep Effect. Die Unterscheidung von gruppenspezifischen und generellen Normen. [lic.phil. thesis, Universität Bern]
Stefanie Ringelhan: Effects of web polls on the rating of the
website and attachment to it. [Dipl.-Psych., Eberhard Karls Universität Tübingen]
Memberships
European Association of Social Psychology (EASP) [full member]
Deutsche Gesellschaft für Psychologie (DGPs), Fachgruppe Sozialpsychologie [assoziiertes Mitglied]
Schweizerische Gesellschaft für Psychologie / Société Suisse de Psychologie (SGP/SSP) [außerordentliches Mitglied / membre extraordinaire]
Reviewing
European Journal of Social Psychology
British Journal of Social Psychology
Zeitschrift für Sozialpsychologie
Journal of Applied Social Psychology
Computers in Human Behavior
Journal of Health Psychology
Evolutionary Psychology
Journal of Learning and Instruction
Agency for Innovation by Science and Technology in Flanders (IWT), Belgium
Other skills
| Languages |
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| German | native language |
| English | fluent (written and speech) |
| French | good (written and speech) |
| Dutch | basic (written and speech) |
| Croatian | basic (written and speech) |
| Ivrit | basic (written and speech) |
| Software & Programming |
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| Microsoft Office |
| openoffice.org |
| SPSS |
| R |
| html/css |
| javascript |
| php |
| python (basic) |
| Linux (basic) |
| MS Windows |