Department of Psychiatry, University of Cape Town and SA MRC Unit on Risk & Resilience in Mental Disorders, Cape Town, South Africa

Dan J. Stein

OCD Research Program, Instituto de Psiquiatria, Hospital das Clinicas, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil

Daniel L. C. Costa, Euripedes C. Miguel & Roseli G. Shavitt

Department of Psychiatry, Stellenbosch University and SA MRC Unit on Risk & Resilience in Mental Disorders, Stellenbosch, South Africa

Christine Lochner

Department of Psychiatry, National Institute of Mental Health and Neurosciences, Bangalore, India

Y. C. Janardhan Reddy

Department of Psychiatry, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam Neuroscience, Amsterdam, Netherlands

Odile A. van den Heuvel

Department of Anatomy & Neurosciences, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam Neuroscience, Amsterdam, Netherlands

Odile A. van den Heuvel

Department of Psychiatry, Columbia University and New York State Psychiatric Institute, New York, NY, USA

H. Blair Simpson