About the Authors

Cecilie Schou Andreassen

Contributed equally to this work with: Cecilie Schou Andreassen, Ståle Pallesen

cecilie.andreassen@uib.no

Affiliations Department of Psychosocial Science, University of Bergen, Bergen, Norway, Centre of Competence, Bergen Clinics Foundation, Bergen, Norway

Mark D. Griffiths

Affiliation Psychology Division, Nottingham Trent University, Nottingham, United Kingdom

Rajita Sinha

Affiliation Yale Stress Center, Yale University School of Medicine, New Haven, CT, United States of America

Jørn Hetland

Affiliation Department of Psychosocial Science, University of Bergen, Bergen, Norway

Ståle Pallesen

Contributed equally to this work with: Cecilie Schou Andreassen, Ståle Pallesen

Affiliation Department of Psychosocial Science, University of Bergen, Bergen, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CSA SP. Performed the experiments: CSA. Analyzed the data: CSA SP. Contributed reagents/materials/analysis tools: CSA SP. Wrote the paper: CSA MDG RS JH SP. Interpretation of the data: CSA MDG RS JH SP. Revising the work critically for important intellectual content: CSA MDG RS JH SP. Read and approved the final version of the work to be published: CSA MDG RS JH SP.