About the Authors

Sasha Shepperd

Sasha.Shepperd@dphpc.ox.ac.uk (SS); g.wong@pcps.ucl.ac.uk (GW); aziz.sheikh@ed.ac.uk (AS)

Affiliation Department of Public Health, University of Oxford, Oxford, United Kingdom

Simon Lewin

Affiliations Norwegian Knowledge Centre for the Health Services, Oslo, Norway, Health Systems Research Unit, Medical Research Council of South Africa, South Africa

Sharon Straus

Affiliation Department of Medicine, University of Toronto, Toronto, Ontario, Canada

Mike Clarke

Affiliations UK Cochrane Centre, Oxford, United Kingdom, School of Nursing and Midwifery, Trinity College Dublin, Ireland National Institute for Health Research, Oxford, United Kingdom

Martin P. Eccles

Affiliation Institute of Health and Society, Newcastle University, Newcastle Upon Tyne, United Kingdom

Ray Fitzpatrick

Affiliation Department of Public Health, University of Oxford, Oxford, United Kingdom

Geoff Wong

Sasha.Shepperd@dphpc.ox.ac.uk (SS); g.wong@pcps.ucl.ac.uk (GW); aziz.sheikh@ed.ac.uk (AS)

Affiliation Research Department of Primary Care and Population Health, UCL, London, United Kingdom

Aziz Sheikh

Sasha.Shepperd@dphpc.ox.ac.uk (SS); g.wong@pcps.ucl.ac.uk (GW); aziz.sheikh@ed.ac.uk (AS)

Affiliations Centre for Population Health Sciences, University of Edinburgh, Edinburgh, United Kingdom, CAPHRI, University of Maastricht, Maastricht, The Netherlands

Competing Interests

S Shepperd is an editor for the Cochrane Effective Practice and Organisation of Care Review Group. SL is an editor for the Cochrane Consumers and Communication Review Group. MPE is an editor for the Cochrane Effective Practice and Organisation of Care Review Group. AS is PI on a number of evaluations of complex health care interventions funded by the Chief Scientist's Office of the Scottish Government, Health Technology Assessment, National Preventative Research Institute/Medical Research Council and NHS Connecting for Health Evaluation Programme. AS is, in addition, a grant-holder on complex intervention trials funded by Asthma UK, Intel, and the Patient Safety Research Portfolio. AS is also a grant-holder on programme grants for the development and evaluation of complex interventions in supportive and palliative care funded by the National Cancer Research Institute and the MRC Translational Medicine Methodology Trial Hub. GW has no competing interests.

Author Contributions

ICMJE criteria for authorship read and met: SS SL SS MC MPE RF GW AS. Contributed to the writing of the paper: SS SL SS MC MPE RF GW AS.