Selected Publications

Thomaes, S., Tjaarda, I., Brummelman, E., & Sedikides, C. (in press). Effort self-talk benefits the mathematics performance of children with negative competence beliefs. Child Development.

Thomaes, S., Brummelman, E., Miller, J. D., & Lilienfeld, S. O. (2017). The dark personality and psychopathology: Towards a brighter future. Journal of Abnormal Psychology, 126, 835-842.

Thomaes, S., Brummelman, B., & Sedikides, C. (2017). Why most children think well of themselves. Child Development, 88, 1873-1884.

Thomaes, S., Sedikides, C., Van den Bos, N., Hutteman, R., & Reijntjes, A. (2017). Happy to be “me?” Authenticity, psychological need satisfaction, and subjective well-being in adolescence. Child Development, 88, 1045-1056.

Thomaes, S., & Brummelman, E. (2016). Narcissism. In D. Cicchetti (Ed.), Developmental Psychopathology. Wiley.

Brummelman, E., Thomaes, S., Nelemans, S. A., Orobio de Castro, B., Overbeek, G., & Bushman, B. J. (2015). Origins of narcissism in children. Proceedings of the National Academy of Sciences of the United States of America, 112, 3659–3662.

Brummelman, E., Thomaes, S., Orobio de Castro, B., Overbeek, G., & Bushman, B. J. (2014). “That’s not just beautiful—that’s incredibly beautiful!” The adverse impact of inflated praise on children with low self-esteem. Psychological Science, 25, 728-735.

Thomaes, S., Stegge, H., Olthof, T., Bushman, B. J., & Nezlek, J. B. (2011). Turning shame inside-out: “Humiliated fury” in young adolescents. Emotion, 11, 786-793.

Thomaes, S., Reijntjes, A., Orobio de Castro, B., Bushman, B. J., Poorthuis, A., & Telch, M. J. (2010). I like me if you like me: On the interpersonal modulation and regulation of preadolescents’ state self-esteem. Child Development, 81, 811-825.

Thomaes, S., Bushman, B. J., Orobio de Castro, B., Cohen, G., & Denissen, J. J. A. (2009). Reducing narcissistic aggression by buttressing self-esteem: An experimental field study. Psychological Science, 20, 1536-1542. “Science Editors’ Choice”, Science, 326 (5957).

Thomaes, S., Reijntjes, A., Orobio de Castro, B., & Bushman, B. J. (2009). Reality Bites-Or Does It? Realistic self-views buffer negative mood following social threat. Psychological Science, 20, 1079-1080.

Thomaes, S., Bushman, B. J., Stegge, H., & Olthof, T. (2008). Trumping shame by blasts of noise: Narcissism, self-esteem, shame, and aggression in young adolescents. Child Development, 79, 1792-1801.