Public health has always been central to the population’s health and wellbeing, and people working in public health come from a wide range of disciplines and backgrounds.This practical and accessible book maps out comprehensively the range of exciting and varied options open to those considering a career in public health.Uniquely, it provides helpful information on how to become either a fully-fledged specialist or to work in an operational practitioner role. This second edition provides an update on the variety of public health roles and the settings from which the workforce operates, with the inclusion of new material on climate change and sustainability.Written from a UK perspective, it nevertheless includes a chapter on working in international and global health.Each chapter is illustrated by career case studies and vignettes from people currently working in public health, illustrating their impact on improving or protecting the health of communities, as well as reducing inequalities. In an era when the COVID-19 pandemic has thrown the spotlight on just how important public health roles are, this book should be essential reading for anyone aspiring to put public health at the heart of their own working life.