About the Authors

Johanna Birkhäuer

j.birkhaeuer@unibas.ch

Affiliation Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland

Jens Gaab

Affiliation Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland

Joe Kossowsky

Affiliations Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland, Department of Anesthesiology, Perioperative and Pain Medicine, Boston Children’s Hospital/Harvard Medical School, Boston, Massachusetts, United States of America, Program in Placebo Studies and the Therapeutic Encounter, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Sebastian Hasler

Affiliation Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland

Peter Krummenacher

Affiliation Collegium Helveticum, University of Zurich and ETH Zurich, Zurich, Switzerland

Christoph Werner

Affiliation Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland

Heike Gerger

Affiliation Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests:the authors declare that they have published on the topic of context effects before. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: PK JG JK HG JB. Data curation: JB. Formal analysis: JB HG. Funding acquisition: JB HG. Investigation: SH CW JB. Methodology: JB HG. Project administration: JB HG. Resources: JG. Supervision: HG JG. Visualization: JB HG JG. Writing – original draft: JB. Writing – review & editing: HG JG JK.