Professor William Sievert is a clinician-scientist with dual appointments at Monash University and Monash Health as the Director of the Gastrointestinal and Liver Unit. Professor Sievert has a long-term interest in liver disease and directs an active clinical research unit comprising physician-scientists, clinical research nurses and research students.

The Clinical Research Unit has been continuously active over ten years and regularly contributes to international trials of new antiviral agents for hepatitis B and C in addition to developing and leading national investigator-initiated studies. He also directs a basic research laboratory investigating mechanisms of inflammatory liver injury and hepatic fibrogenesis, with a translational focus on identification and development of potential hepatic antifibrotic agents.

Professor Sievert is also active in medical education including the development of new undergraduate and graduate medical curricula at Monash University.