Nick Johnson has worked in biological research for over 20 years working on projects as diverse as HIV pathogenic mechanisms to transmission of bat borne diseases. The main focus of his research over the past fourteen years has been the investigation of the epidemiology and disease mechanisms of zoonotic viruses including rabies virus, West Nile virus and tick-borne encephalitis virus. He has published extensively through original research in peer-review journals, commissioned reviews and book chapters.