Nils Petras

Nils Petras, M.Sc.

Nils Petras, M.Sc.

Research Staff
University of Mannheim
School of Social Sciences
L 13, 15 – Room 515
68161 Mannheim
Consultation hour(s):
by appointment

Primary Advisor: Prof. Dr. Thorsten Meiser (University of Mannheim)

Additional Supervisors: Prof. Benjamin Hilbig, Ph.D., Prof. Dr. Tanja Lischetzke

Dissertation Proposal: Modelling Differences Between Multiple Measures of the Same Construct

  • Publications

    Petras, N. (2023, July 6). The validity of the conspiracy ideation measure GCBS is much better supported than reported: Correction of a technical error in Swami et al., (2017).

    Petras, N., Dantlgraber, M., & Reips, U. D. (2023). Illustrating psychometric tests, scales, and constructs: An R package for Item Pool Visualization. Behavior Research Methods.

    Petras, N. & Meiser, T. (2023). Problems of Domain Factors with Small Factor Loadings in Bi-Factor Models. Multivariate Behavioral Research

  • Talks

    Petras, N. (2021, September). Specifying bi-factor measurement models: challenges and recommendations. Talk given at the 15th Conference of the Section 'Methods and Evaluation' in the German Psychological Society (DGPs). Online.

  • Posters

    Petras, N. (2021, July). The challenge of domain-specific trait recovery in bi-factor models [Poster presentation]. 86th Annual (Virtual) Meeting of the Psychometric Society (IMPS), online.

    Petras, N., Dantlgraber, M., & Reips, UD. (2019, August 5–7). Beyond one test: An R-package for Item Pool Visualization [Poster presentation]. 50th Meeting of the European Mathematical Psychology Group, Heidelberg, Germany.

  • Ad-hoc Reviewer

    • Multivariate Behavioral Research