Wiechers, Y., & Kandler, C. (in press). Validierung des Deutschen Big Five Inventar-2: Konsistenz, Validität und Messinvarianz der Selbst- und Fremdberichtformen. Diagnostica https://doi.org/10.1026/0012-1924/a000344
Henry, S., Baker, W., Bratko, D., Jern, P., Kandler, C., Tybur, J. M., de Vries, R., Wesseldijk, L. W., Zapko-Willmes, A., Booth, T., Mõttus, R., (in press). Nuanced HEXACO: A meta-analysis of HEXACO cross-rater agreement, heritability, and rank-order stability. Personality and Social Psychology Bulletin https://doi.org/10.1177/01461672241253637
Wiechers, Y., & Kandler, C. (in press). Psychometric quality of the German HEXACO-60 Personality Inventory-Revised: Consistency, validity, and measurement invariance of self-report and observer-report forms. European Journal of Psychological Assessment https://doi.org/10.1027/1015-5759/a000812
Instinske, J., & Kandler, C. (2024). Benefits of nuclear twin family models for estimating heritability: An investigation of 93 personality-relevant constructs using JASP. Personality Science, 5. https://doi.org/10.1177/27000710241299222
Instinske, J., & Kandler, C. (2024). Structure and sources of core self-evaluations: Construct validation using multi-rater and genetically informative designs. European Journal of Personality, 38, 516-533 https://doi.org/10.1177/08902070231176690
Instinske, J., & Kandler, C. (2024). Does emotional stability form the core of self-evaluations? A multi-rater cross-lagged panel study. Journal of Research in Personality, 108, 104451. https://doi.org/10.1016/j.jrp.2023.104451
Kandler, C., Zapko-Willmes, A., & Rauthmann, J. F. (2024). Broad and narrow environmental and genetic sources of personality differences: An extended twin family study. Journal of Personality, 92, 55-72. https://doi.org/10.1111/jopy.12777
Kandler, C. (2023). Is well-being indeed a personal(ity) thing? A quasi-replication and extension of previous twin studies. Invited talk for the European Association of Personality Psychology (EAPP) sponsored symposium “Personality Traits in the Focus of Ongoing Controversies: A Behavioural Genetics Perspective” at the 20th Biennial Meeting of the International Society for the Study of Individual Differences (ISSID), Belfast, Northern Ireland, July 16-20. Summary in: Personality and Individual Differences, 221, 112556. https://doi.org/10.1016/j.paid.2024.112556
Wiechers, Y., Zapko-Willmes, A., Richter, J., & Kandler, C. (2023). The longitudinal and multi-rater age groups study of personality architecture and dynamics (SPeADy). Personality Science, 4, e6421. https://doi.org/10.5964/ps.6421
Zakharin, M., & Bates, T. C. (2023). Testing heritability of moral foundations: Common pathway models support strong heritability for the five moral foundations. European Journal of Personality, 37(4), 485–497. https://doi.org/10.1177/08902070221103957
Kandler, C., & Rauthmann, J. F. (2022). Conceptualizing and studying characteristics, units, and fits of persons and environments: A coherent synthesis. European Journal of Personality, 36, 293-318. http://dx.doi.org/10.1177/08902070211048728. Important Supplement: Introduction to the Latent Adaptation-State-Trait (LAST) Approach. https://osf.io/k4j8h/
Zapko-Willmes, A., Schwartz, S. H., Richter, J. & Kandler, C. (2021). Basic value orientations and moral foundations: Convergent or discriminant constructs?.Journal of Research in Personality, 92, 104099. https://doi.org/10.1016/j.jrp.2021.104099
Kandler, C., Bratko, D., Butković, A., Vukasovic-Hlupić, T., Tybur, J. M., Wesseldijk, L., de Vries, R. E., Jern, P., & Lewis, G. J. (2021). How genetic and environmental variance in personality traits shift across the lifespan: Evidence from a cross-national twin study. Journal of Personality and Social Psychology, 121, 1079-1094. http://dx.doi.org/10.1037/pspp0000366 
Kandler, C., Penner, A., Richter, J., & Zapko-Willmes, A. (2019). The Study of Personality Architecture and Dynamics (SPeADy): A longitudinal and extended twin family study. Twin Research and Human Genetics, 22, 548-553. https://doi.org/10.1017/thg.2019.62
Kandler, C., Richter, J., & Zapko-Willmes, A. (2019). The nature and nurture of HEXACO personality trait differences: An extended twin family study. Zeitschrift für Psychologie, 227, 195-206. http://dx.doi.org/10.1027/2151-2604/a000378
Kandler, C., Penner, A., & Zapko-Willmes, A. (2017). Core and surface characteristics of personality. In: V. Zeigler-Hill & T. K. Weekes-Shackelford (eds.), Encyclopedia of Personality and Individual Differences. Springer International Publishing. http://dx.doi.org/10.1007/978-3-319-28099-8_2287-1
Kandler, C., Richter, J., & Zapko-Willmes, A. (2017). Genetic basis of traits. In: V. Zeigler-Hill & T. K. Weekes-Shackelford (eds.), Encyclopedia of Personality and Individual Differences. Springer International Publishing. http://dx.doi.org/10.1007/978-3-319-28099-8_1473-1
Kandler, C., & Zapko-Willmes, A. (2017). Genetic and environmental foundation of morality. Behavior Genetics, 47, 653-654. https://www.researchgate.net/publication/321950772_The_genetic_and_environmental_foundations_of_morality
Kandler, C., & Zapko-Willmes, A. (2017). Theoretical perspectives on the interplay of nature and nurture in personality development. In: J. Specht (ed.), Personality Development across the Lifespan (pp. 101-115). Elsevier Academic Press. http://dx.doi.org/10.1016/B978-0-12-804674-6.00008-9
Kandler, C., & Papendick, M. (2017). Behavior genetics and personality development: A methodological and meta-analytic review. In: J. Specht (ed.), Personality Development across the Lifespan (pp. 473-495). Elsevier Academic Press. http://dx.doi.org/10.1016/B978-0-12-804674-6.00029-6
Kandler, C., Zimmermann, J., & McAdams, D. P. (2014). Core and surface characteristics for the description and theory of personality differences and development. European Journal of Personality, 28, 231-243. http://dx.doi.org/10.1002/per.1952
General Information
For information on psychological personality and twin research visit our Studies page.