About the Authors

Amélie Nantel-Vivier

Affiliations Psychology Department, McGill University, Montreal, Canada, Unité 669, Institut National de la Santé et de la Recherche Médicale (INSERM), Paris, France, Université Paris-Sud and Université Paris Descartes, UMR-S0669, Paris, France

Robert O. Pihl

Contributed equally to this work with: Robert O. Pihl, Richard E. Tremblay, Jean R. Séguin

Affiliations Psychology Department, McGill University, Montreal, Canada, Psychiatry Department, McGill University, Montreal, Canada

Simon N. Young

Affiliation Psychiatry Department, McGill University, Montreal, Canada

Sophie Parent

Affiliation School of Psychoeducation, University of Montreal, Montreal, Canada

Stacey Ageranioti Bélanger

Affiliation Department of Pediatrics, Centre Hospitalier Universitaire (CHU) Sainte-Justine, Montreal, Canada

Rachel Sutton

Affiliation Psychology Department, McGill University, Montreal, Canada

Marie-Eve Dubois

Affiliation Psychology Department, Centre for Research on Human Development (CRDH), Concordia University, Montreal, Canada

Richard E. Tremblay

Contributed equally to this work with: Robert O. Pihl, Richard E. Tremblay, Jean R. Séguin

Affiliations Unité 669, Institut National de la Santé et de la Recherche Médicale (INSERM), Paris, France, Departments of Psychology and Pediatrics, University of Montreal, Montreal, Canada, School of Public Health, Physiotherapy and Population Sciences, University College Dublin, Dublin, Ireland, Centre Hospitalier Universitaire (CHU) Sainte-Justine Research Centre, Montreal, Canada

Jean R. Séguin

Contributed equally to this work with: Robert O. Pihl, Richard E. Tremblay, Jean R. Séguin

jean.seguin@umontreal.ca

Affiliations Centre Hospitalier Universitaire (CHU) Sainte-Justine Research Centre, Montreal, Canada, Department of Psychiatry, University of Montreal, Montreal, Canada

Competing Interests

The authors have read the journal's policy and have the following conflicts to declare: Stacey Bélanger reports honoraria for presentations sponsored by Shire and Eli Lilly pharmaceutical companies. Amélie Nantel-Vivier, Robert O. Pihl, Simon N. Young, Sophie Parent, Rachel Sutton, Marie-Eve Dubois, Richard E. Tremblay, and Jean R. Séguin report no competing interests. 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: AN-V ROP SNY SP SAB RET JRS. Performed the experiments: AN-V. Analyzed the data: AN-V SP RS M-ED JRS. Contributed reagents/materials/analysis tools: ROP RET JRS. Wrote the paper: AN-V JRS. Provided editorial feedback on final manuscript: ROP SNY SP SAB RS M-ED RET JRS.