• Item response theory
• Psychometrics
• Response formats
• Response biases

Selected Publications

Frick, S. (2021). Modeling Faking in the Multidimensional Forced-Choice Format - The Faking Mixture Model. Psychometrika, Advance online publication, https://doi.org/10.1007/s11336-021-09818-6

Frick, S., Brown, A., & Wetzel, E. (2021). Investigating the normativity of trait estimates from multidimensional forced-choice data. Multivariate Behavioral Research, Advance online publication, https://doi.org/10.1080/00273171.2021.1938960

Sass, R., Frick, S., Reips, U.-D., & Wetzel, E. (2020). Taking the test taker’s perspective: Response process and test motivation in multidimensional forced-choice versus rating scale instruments. Assessment, 27(3), 572–584, https://doi.org/10.1177/1073191118762049

Wetzel, E., & Frick, S. (2020). Comparing the validity of trait estimates from the multidimensional forced-choice format and the rating scale format. Psychological Assessment, 32(3), 239–253, https://doi.org/10.1037/pas0000781

Wetzel, E., Frick, S., & Brown, A. (2021). Does multidimensional forced-choice prevent faking? Comparing the susceptibility of the multidimensional forced-choice format and the rating scale format to faking. Psychological Assessment, 33(2), 156–170,
https://doi.org/10.1037/pas0000971

Wetzel, E., Frick, S., & Greiff, S. (2020). The Multidimensional Forced-Choice Format as an Alternative for Rating Scales: Current State of the Research. European Journal of Psychological Assessment, 36(4), 511–515, https://doi.org/10.1027/1015-5759/a000609