Casali, N., Metselaar, C., & Thielmann, I. (in press). Personality feedback as an intervention to encourage positive changes on moral traits. Identity. https://doi.org/10.1080/15283488.2024.2340488 

Columbus, S., Thielmann, I., Böhm, R., &  Zettler, I. (in press). Personality correlates of out-group harm. Social Psychological and Personality Science. https://doi.org/10.1177/19485506241254157   

Fischer, M., Thielmann, I., & Gollwitzer, M. (in press). The role of personality in whistleblowing: An integrative framework. Personality Science.

Grosz, M. P., Thielmann, I., Krabbe, H., & Back, M. D. (in press). When and why do individuals high in narcissistic rivalry attain social status? European Journal of Personality. https://doi.org/10.1177/08902070241256142  

Kaiser, F., Oberwittler, D., Thielmann, I., Kleinke, K., & Greifer, N. (in press). When does criminal victimization undermine generalized trust? A weighted panel analysis of the effects of crime type, frequency, and variety. Social Science Research. 

Li, R., Balliet, D., Thielmann, I., & De Vries, R. E. (in press). Revisiting situational strength: Do strong situations restrict variance in behaviors? Journal of Personality and Social Psychology.

Mertens, E., Thielmann, I., Nocentini, A., Siezenga, A. M., & Van Gelder, J.-L. (in press). Putting situational affordances in an intervention context: How the interaction between personality and intervention situations can help us explain differential intervention responses. PLOS ONE.

Nielsen, Y. A., Pfattheicher, S., & Thielmann, I. (in press). How much can personality predict prosocial behavior? European Journal of Personality. https://doi.org/10.1177/08902070241251516 

Popov, N., & Thielmann, I. (in press). The core tendencies underlying prosocial behavior: Testing a person-situation framework. Journal of Personality. https://doi.org/10.1111/jopy.12957 

Zickfeld, J., Scigala, K., Elbaek, C. T., Michael, J., Tønnesen, M. T., Levy, G., … Thielmann, I., … & Mitkidis, P. (in press). Effectiveness of ex-ante honesty oaths in reducing dishonesty depends on content. Nature Human Behaviour.

Back, M. D., Branje, S., Eastwick, P. W., Human, L. J., Penke, L., Sadikaj, G., Slatcher, R. B., Thielmann, I., van Zalk, M. H. W., & Wrzus, C. (2023). Personality and social relationships: What do we know and where do we go? Personality Science, 4, e7505. https://doi.org/10.5964/ps.7505 

Columbus, S., Thielmann, I., Zettler, I., & Böhm, R. (2023). Parochial reciprocity. Evolution and Human Behavior, 44(2), 131–139. https://doi.org/10.1016/j.evolhumbehav.2023.02.001  

Hilbig, B. E., Thielmann, I., Zettler, I., & Moshagen, M. (2023). The dispositional essence of proactive social preferences: The dark core of personality vis-à-vis 58 traits. Psychological Science, 34(2), 201–220. https://doi.org/10.1177/09567976221116893  

Li, R., Thielmann, I., Balliet, D., & De Vries, R. E. (2023). Development of the Generic Situational Strength (GSS) scale: Measuring situational strength across contexts. In L. R. Ford & T. A. Scandura (Eds.), The SAGE Handbook of Survey Development and Application (pp. 460 –479). London: Sage.

Nielsen, Y. A., Thielmann, I., & Pfattheicher, S. (2023). Beyond the mean: Can we improve the predictive power of psychometric scales? Advances in Methods and Practices in Psychological Science, 6(2), 1–15. https://doi.org/10.1177/25152459231177713  

Scholz, D. D., Thielmann, I., & Hilbig, B. E. (2023). Down to the core: The role of the common core of dark traits for aversive relationship behaviors. Personality and Individual Differences, 213, 112263. https://doi.org/10.1016/j.paid.2023.112263

Smillie, L. D., & Thielmann, I. (2023). Defining and describing morality: The view from personality psychology. Psychological Inquiry, 34(2), 102–105. https://doi.org/10.1080/1047840X.2023.2248852  

Thielmann, I. (2023). (Re)considering personality in criminological research. Crime and Justice, 52(1), 395–445. https://doi.org/10.1086/726781              

Thielmann, I., & Hilbig, B. E. (2023). Generalized dispositional distrust as the common core of populism and conspiracy mentality. Political Psychology, 44(4), 789–805. http://doi.org/10.1111/pops.12886  

Thielmann, I., Rau, R., & Locke, K. D. (2023). Trait-specificity versus global positivity: A critical test of alternative sources of assumed similarity in personality judgments. Journal of Personality and Social Psychology, 124(4), 828–847. http://dx.doi.org/10.1037/pspp0000420
(selected as APA Editor's Choice paper)

Van Gelder, J.-L., & Thielmann, I. (2023). Die Lücken in der kriminologischen Wissensgrundlage schließen: Eine Forschungsagenda für die kommenden zehn Jahre. [Closing the gaps in the criminological knowledge base: A research agenda for the coming ten years]. Monatsschrift für Kriminologie und Strafrechtsreform, 106(1), 18–28. https://doi.org/10.1515/mks-2022-0030             

De Vries, R. E., & Thielmann, I. (2021). COVID-19 vermijdingsgedrag: Het belang van persoonlijkheid en de relatie met toename in thuiswerken [COVID-19 avoidance behavior: The significance of personality and the relation with increases in working from home]. Gedrag & Organisatie, 34(4), 460-482.  https://doi.org/10.5117/GO2021.4.003.VRIE 

Dores Cruz, T., Thielmann, I., Columbus, S., Molho, C., Wu, J., Righetti, F., De Vries, R. E., Koutsoumpis, A., Van Lange, P. A. M., Beersma, B., & Balliet, D. (2021). Gossip and reputation in everyday life. Philosophical Transactions of the Royal Society B, 376, 20200301. https://doi.org/10.1098/rstb.2020.030 

Fischer, M., Twardawski, M., Steindorf, L., & Thielmann, I. (2021). Stockpiling during the COVID-19 pandemic as a real-life social dilemma: A person-situation perspective. Journal of Research in Personality, 91, 104075. https://doi.org/10.1016/j.jrp.2021.104075

Gerpott, F. H.*, Thielmann, I.*, & Balliet, D. (2021). Interdependence approaches to the person and the situation. In D. Wood, S. J. Read, P. D. Harms, & A. Slaughter (Eds.). Emerging approaches to measuring and modeling the person and situation (pp. 540-563). London: Elsevier. [*shared first authorship]

Hilbig, B. E., & Thielmann, I. (2021). On the (mis)use of deception in web-based research: Challenges and recommendations. Zeitschrift für Psychologie, 229(4), 225-229. https://doi.org/10.1027/2151-2604/a000466. 

Hilbig, B. E., Thielmann, I., Klein, S. A., Moshagen, M., & Zettler, I. (2021). The dark core of personality and socially aversive psychopathology. Journal of Personality, 89, 216-227. https://doi.org/10.1111/jopy.12577

Thielmann, I. (2021). A plea for studying qualitative individual differences by default. Journal of Cognition, 4(1), 51. https://doi.org/10.5334/joc.172   

Thielmann, I., Böhm, R., & Hilbig, B. E. (2021). Buying unethical loyalty: A behavioral paradigm and empirical test. Social Psychological and Personality Science, 12(3), 363-370. https://doi.org/10.1177/1948550620905218

Thielmann, I., Böhm, R., Ott, M., & Hilbig, B. E. (2021). Economic games: An introduction and guide for research. Collabra: Psychology, 7(1), 19004. https://doi.org/10.1525/collabra.19004

Thielmann, I., & De Vries, R. E. (2021). Who wants to change and how? On the trait-specificity of personality change goals. Journal of Personality and Social Psychology, 121(5), 1112–1139. https://doi.org/10.1037/pspp0000304

Twardawski, M., Steindorf, L., & Thielmann, I. (2021). Three pillars of physical distancing: Anxiety, prosociality, and rule compliance during the COVID-19 pandemic. Collabra: Psychology, 7(1), 22511. https://doi.org/10.1525/collabra.22511

Columbus, S., Thielmann, I., & Balliet, D. (2019). Situational affordances for prosocial behaviour: On the interaction between Honesty-Humility and (perceived) interdependence. European Journal of Personality, 33(6), 655-673. https://doi.org/10.1002/per.2224

Mischkowski, D., Thielmann, I., & Glöckner, A. (2019). Minimizing inequality versus maximizing joint gains: On the relation between personality traits and different prosocial motivations. Journal of Research in Personality, 81, 153-157. https://doi.org/10.1016/j.jrp.2019.06.001

Moshagen, M., Thielmann, I., Hilbig, B. E., & Zettler, I. (2019). Meta-analytic investigations of the HEXACO Personality Inventory(-Revised): Reliability generalization, self-observer agreement, intercorrelations, and relations to demographic variables. Zeitschrift für Psychologie, 227, 186-194. https://doi.org/10.1027/2151-2604/a000377

Thielmann, I., & Hilbig, B. E. (2019). No gain without pain: The psychological costs of dishonesty. Journal of Economic Psychology, 71, 126-137. https://doi.org/10.1016/j.joep.2018.06.001

Thielmann, I., & Hilbig, B. E. (2019). Nomological consistency: A comprehensive test of the equivalence of different trait indicators for the same constructs. Journal of Personality, 87(3), 715-730. https://doi.org/10.1016/10.1111/jopy.12428

Hilbig, B. E.*, & Thielmann, I.* (2017). Does everyone have a price? On the role of payoff magnitude for ethical decision making. Cognition, 163, 15-25. https://doi.org/10.1016/j.cognition.2017.02.011 [*shared first authorship]

Klein, S. A., Thielmann, I., Hilbig, B. E., & Zettler, I. (2017). Between me and we: The importance of self-profit versus social justifiability for ethical decision making. Judgment and Decision Making, 12(6), 563-571.

Thielmann, I., & Hilbig, B. E. (2017). Should versus want: On the relative contribution of injunctive norms and preferences on trust decisions. Journal of Behavioral Decision Making, 30(2), 446–452. https://doi.org/10.1002/bdm.1962

Thielmann, I., Hilbig, B. E., Zettler, I., & Moshagen, M. (2017). On measuring the sixth basic personality dimension: A comparison between HEXACO Honesty-Humility and Big Six Honesty-Propriety. Assessment, 24(8), 1024-1036. https://doi.org/10.1177/1073191116638411

Thielmann, I., Zimmermann, J., Leising, D., & Hilbig, B. E. (2017). Seeing is knowing: On the predictive accuracy of self- and informant reports for prosocial and moral behaviours. European Journal of Personality, 31(4), 404-418. https://doi.org/10.1002/per.2112

Hilbig, B. E., Thielmann, I., Hepp, J., Klein, S. A., & Zettler, I. (2015). From personality to altruistic behavior (and back): Evidence from a double-blind dictator game. Journal of Research in Personality, 55, 46-50. https://doi.org/10.1016/j.jrp.2014.12.004

Hilbig, B. E., Thielmann, I., Wührl, J. & Zettler, I. (2015). From Honesty-Humility to fair behavior - benevolence or a (blind) fairness norm? Personality and Individual Differences, 80, 91-95. https://doi.org/10.1016/j.paid.2015.02.017

Thielmann, I., Böhm, R., & Hilbig, B. E. (2015). Different games for different motives: Comment on Haesevoets, Folmer, and Van Hiel (2015). European Journal of Personality, 29(4), 506-508. https://doi.org/10.1002/per.2007

Thielmann, I., Erdfelder, E., & Stahlberg, D. (2015). Now you see it, now you don’t: Explaining inconsistent evidence on gender stereotyping of newborns. European Journal of Social Psychology, 45(6), 669-677. https://doi.org/10.1002/ejsp.2132

Thielmann, I., & Hilbig, B. E. (2015). The traits one can trust: Dissecting reciprocity and kindness as determinants of trustworthy behavior. Personality and Social Psychology Bulletin, 41(11), 1523-1536. https://doi.org/10.1177/0146167215600530

Thielmann, I., & Hilbig, B. E. (2015). Trust: An integrative review from a person-situation perspective. Review of General Psychology, 19(3), 249-277. https://doi.org/10.1037/gpr0000046