Tony Walls is a graduate of the University of Otago, having trained in Paediatrics at both Christchurch and Dunedin Hospitals. He trained as a Paediatric Infectious Disease Specialist at the Royal London Hospital and Great Ormond Street Hospital for Sick Children. At this time he completed an M.D. through the University of London, focusing on adenovirus infection in children following bone marrow transplantation.

in the management of infection in immunocompromised children