About the Authors

Winfried Rief

To whom correspondence should be addressed. E-mail: rief@staff.uni-marburg.de

Affiliation Department of Clinical Psychology, University of Marburg, Marburg, Germany

Andrea Maren Heitmüller

Affiliation Department of Clinical Psychology, University of Marburg, Marburg, Germany

Katja Reisberg

Affiliation Department of Clinical Psychology, University of Marburg, Marburg, Germany

Heinz Rüddel

Affiliation Department of Clinical Psychology, University of Marburg, Marburg, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

WR designed the study. WR supervised the development of experimental procedures and data collection. WR re-analyzed the data. WR wrote the paper. AMH, KR, and HR contributed to study design. AMH, KR, and HR contributed to data collection. AMH and HR contributed to statistical analysis. HR contributed to data interpretation. HR applied for the ethics approval. All authors commented on the manuscript, suggested changes, and approved the final version.