About the Authors

Heiner Rindermann

Contributed equally to this work with: Heiner Rindermann, Stefan Pichelmann

heiner.rindermann@psychologie.tu-chemnitz.de

Affiliation Department of Psychology, Technische Universität Chemnitz, Chemnitz, Germany

Stefan Pichelmann

Contributed equally to this work with: Heiner Rindermann, Stefan Pichelmann

Affiliation Department of Psychology, Technische Universität Chemnitz, Chemnitz, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: SP. Contributed reagents/materials/analysis tools: SP. Wrote the paper: HR SP.