About the Authors

Dan J. Stein

Affiliation Department of Psychiatry, Groote Schuur Hospital, Cape Town, South Africa

Wai Tat Chiu

Affiliation Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America

Irving Hwang

Affiliation Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America

Ronald C. Kessler

Kessler@hcp.med.harvard.edu

Affiliation Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America

Nancy Sampson

Affiliation Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America

Jordi Alonso

Affiliation Health Services Research Unit, Institut Municipal d'Investigació Mèdica (IMIM-Hospital del Mar), CIBER en Epidemiología y Salud Pública (CIBERESP), Barcelona, Spain

Guilherme Borges

Affiliation Department of Epidemiological Research, Division of Epidemiological and Psychosocial Research, National Institute of Psychiatry (Mexico) and Metropolitan Autonomous University, Mexico City, Mexico

Evelyn Bromet

Affiliation Department of Psychiatry, State University of New York at Stony Brook, New York, United States of America

Ronny Bruffaerts

Affiliation University Hospital Gasthuisberg, Leuven, Belgium

Giovanni de Girolamo

Affiliation Instituto di Ricovero e Cura a Carattere Scientifico (IRCCS), Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy

Silvia Florescu

Affiliation National School of Public Health and Health Services Management, Bucharest, Romania

Oye Gureje

Affiliation University College Hospital, Ibadan, Nigeria

Yanling He

Affiliation Shanghai Mental Health Center, Shanghai, China

Viviane Kovess-Masfety

Affiliation EA 4069 Université Paris Descartes, Paris, France

Daphna Levinson

Affiliation Research and Planning, Mental Health Services, Ministry of Health, Jerusalem, Israel

Herbert Matschinger

Affiliation Clinic of Psychiatry, University of Leipzig, Leipzig, Germany

Zeina Mneimneh

Affiliations Institute for Development, Research, Advocacy and Applied Care (IDRAAC), Beirut, Lebanon, Survey Research Center, Institute for Social Research, University of Michigan, Ann Arbor, Michigan, United States of America

Yosikazu Nakamura

Affiliation School of Public Health, Jichi Medical University, Tochigi-ken, Japan

Johan Ormel

Affiliation Department of Psychiatry and Psychiatric Epidemiology, University Medical Center Groningen, University Center for Psychiatry, Groningen, Netherlands

Jose Posada-Villa

Affiliation Centro Medico de la Sabana, Universidad Javerina, Bogota, Colombia

Rajesh Sagar

Affiliation Department of Psychiatry, All India Institute of Medical Sciences, Delhi, India

Kate M. Scott

Affiliation Department of Psychological Medicine, Wellington School of Medicine and Health Sciences, Otago, New Zealand

Toma Tomov

Affiliation Institute for Human Relations, New Bulgarian University, Sofia, Bulgaria

Maria Carmen Viana

Affiliation Department of Psychiatric Epidemiology, Institute of Psychiatry, School of Medicine, University of São Paulo, São Paulo, Brazil

David R. Williams

Affiliation Department of Society, Human Development, and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Matthew K. Nock

Affiliation Department of Psychology, Harvard University, Cambridge, Massachusetts, United States of America

Competing Interests

Dr. Stein has received research grants and/or consultancy honoraria from Astrazeneca, Eli Lilly, GlaxoSmithKline, Jazz Pharmaceuticals, Johnson & Johnson, Lundbeck, Orion, Pfizer, Pharmacia, Roche, Servier, Solvay, Sumitomo, Takeda, Tikvah, and Wyeth. Dr. Kessler has been a consultant for GlaxoSmithKline, Kaiser Permanente, Pfizer, Sanofi-Aventis, Shire Pharmaceuticals, and Wyeth-Ayerst; has served on advisory boards for Eli Lilly and Company and Wyeth-Ayerst; and has had research support for his epidemiological studies from Bristol-Myers Squibb, Eli Lilly and Company, GlaxoSmithKline, Johnson & Johnson Pharmaceuticals, Ortho-McNeil Pharmaceuticals, Pfizer, and Sanofi-Aventis. These competing interest statements do not alter the authors' adherence to the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: DJS RCK JA GB EB RB GdG SF OG YH VKM DL HM JO JPV RS KMS TT MCV DRW. Performed the experiments: JA GB RB GdG SF OG YH VKM DL HM ZM YN JO JPV RS KMS TT MCV DRW. Analyzed the data: DJS WTC IH RCK NS MKN. Contributed reagents/materials/analysis tools: DJS RCK MKN. Wrote the paper: DJS RCK MKN. Critical revision of the manuscript: WTC IH NS JA GB EB RB GdG SF OG YH V-KM DL HM ZM YN JO JP-V RS KMS TT MCV DRW MKN. Experiments referring to the survey fieldwork done in each country: JA GB EB RB GdG SF OG YH V-KM DL HM ZM YN JO JP-V RS KMS TT MCV DRW.