Alimuddin Zumla, MD, MSc, PhD, FRCP(Lond), FRCP(Edin), FRCPath(UK), FSB 
Professor of Infectious Diseases and International Health, Department of Infection, Division of Infection and Immunity, University College London Medical School, Directorate of Infection, University College London Hospitals NHS Foundation Trust, London, United Kingdom
Ronald H. Behrens, MB ChB, MD, FRCP(Lond) 
Consultant in Travel Medicine, and Director, Travel Clinic, Hospital for Tropical Diseases, Senior Lecturer, London School of Hygiene and Tropical Medicine, Keppel Street, London, United Kingdom
Ziad A. Memish, MD, FRCP(Can), FACP, FRCP(Edin), FRCP(Lond), FIDSA 
College of Medicine, Alfaisal University, Deputy Minister for Public Health, Ministry of Health, Riyadh 11176, Kingdom of Saudi Arabia