About the Authors

Bregje A. J. van Spijker

baj.van.spijker@gmail.com

Affiliations Centre for Mental Health Research, Australian National University, Canberra, Australia, Department of Clinical Psychology and the EMGO Institute for Health and Care Research, Faculty of Psychology and Education, VU University Amsterdam, Amsterdam, the Netherlands

Annemieke van Straten

Affiliation Department of Clinical Psychology and the EMGO Institute for Health and Care Research, Faculty of Psychology and Education, VU University Amsterdam, Amsterdam, the Netherlands

Ad J. F. M. Kerkhof

Affiliation Department of Clinical Psychology and the EMGO Institute for Health and Care Research, Faculty of Psychology and Education, VU University Amsterdam, Amsterdam, the Netherlands

Competing Interests

BvS, AK and AvS are authors of the web-based treatment program described in this manuscript. BvS and AK receive royalties from an adapted paper version of the self-help program described in this manuscript under the title “Piekeren over zelfdoding” (in Dutch), published by Boom: Amsterdam (2012). This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: BvS AvS AK. Performed the experiments: BvS. Analyzed the data: BvS. Wrote the paper: BvS AvS AK.