Matthias Egger Editor

Matthias Egger is Professor of Epidemiology and Public Health at the Institute for Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland and the Centre for Infectious Diseases Epidemiology and Research, University of Cape Town, South Africa.

Julian P.T. Higgins is Professor of Evidence Synthesis at Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK.

George Davey Smith is Professor of Clinical Epidemiology and Director of the MRC Integrative Epidemiology Unit at the University of Bristol, Bristol, UK.