Introduction

Mark lipsich is an infectious disease epidemiologist at the harvard t h chan school of public health. Mark founded and leads the centre for communicable disease dynamics at harvard, which is focused on applying tools such as mathematical modelling to infectious disease. We've asked mark to tell us about the work tat he's planning at the centre. But before we get there, i'd like to talk about an article we published to day on vaccinating children. See this work evaluated m ra 12 73, the madurna vaccine in children ages six to 11.