About the Authors

S. Kilian

sanjak@sun.ac.za

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

J. K. Burns

Affiliations Department of Psychiatry, University of KwaZulu-Natal, Durban, South Africa, Institute for Health Research, University of Exeter, Exeter, United Kingdom

S. Seedat

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

L. Asmal

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

B. Chiliza

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

S. Du Plessis

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

M. R. Olivier

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

M. Kidd

Affiliation Centre for Statistical Consultation, Stellenbosch University, Cape Town, South Africa

R. Emsley

Affiliation Department of Psychiatry, Stellenbosch University, Cape Town, South Africa

Competing Interests

Robin Emsley has received honoraria from AstraZeneca, Bristol-Myers Squibb, Janssen, Lilly, Lundbeck, Organon, Pfizer, Servier, Otsuka and Wyeth for participating in advisory boards and speaking at educational meetings, and has received research funding from Janssen, Lundbeck and AstraZeneca. Bonginkosi Chiliza has received honoraria from Sandoz and Janssen for speaking at educational meetings. Sanja Kilian, Laila Asmal, Riaan Olivier, Stefan Du Plessis, and Martin Kidd report no conflicts of interest. The authors would like to note that even though two of the authors (RE and BC) have conflict of interests this does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: SK JKB RE SS. Data curation: RE. Formal analysis: SK RE MK. Funding acquisition: RE. Investigation: LA BC. Methodology: SK RE MK SS. Project administration: RE. Resources: RE. Supervision: RE. Validation: SK RE MK. Visualization: RE. Writing – original draft: SK RE JKB. Writing – review & editing: MK SK RE JKB LA BC MRO SDP SS.