Dr. Nick Ogden is a UK-trained veterinarian (University of Liverpool), with a doctorate in zoology (University of Oxford), and was a professor at University of Liverpool’s veterinary school. He trained in disease modelling at Université de Montréal before joining the Public Health Agency of Canada (PHAC), where he directed programs on climate change, infectious diseases, and zoonoses. He is now Director of PHAC’s Public Health Risk Sciences Division, National Microbiology Laboratory, assessing disease risk by studying ecology and epidemiology of arthropod vectors and pathogens, and impacts of climate change. He led PHAC’s COVID-19 modelling teams in response to COVID-19.