Speaker: Dr. Grant Mackenzie. BIO: Dr. Mackenzie is an epidemiologist/paediatrician. His medical training was at the University of Melbourne. He trained in paediatrics at the Royal Children’s Hospital in Melbourne and in Darwin in tropical Australia. He completed an MPH and PhD at Flinders University and Menzies School of Health Research in Darwin. Dr. Mackenzie has been a Clinical Epidemiologist with the MRC Unit The Gambia at London School of Hygiene & Tropical Medicine since 2008. He also holds appointments as Associate Professor at the University of Melbourne, Murdoch Children’s Research Institute in Melbourne and at London School of Hygiene & Tropical Medicine. Dr. Mackenzie co-ordinates surveillance for pneumococcal disease and carriage in The Gambia, evaluating the effectiveness of pneumococcal conjugate vaccine. He is currently conducting a cluster-randomised trial of different pneumococcal vaccine schedules. His research interests includes acute respiratory infections, sepsis, and meningitis with a focus on vulnerable children and a motivation to reduce child mortality through vaccination interventions.