A/Professor Arnott is an Imaging Cardiologist and cardiovascular Clinical Triallist. She is a Staff Specialist Cardiologist (Imaging) at Royal Prince Alfred Hospital Sydney, Australia where she runs Australia's first Women's Heart Clinic. She is the Head of the Cardiovascular Program at the George Institute for Global Health and the Co-Director of the Global Chronic and Complex Disease Program. She also sits on the Scientific Committee for the Cardiac Society of Australia and New Zealand. A/Professor Arnott's expertise includes: imaging (CT/MRI/Echocardiography), heart failure, clinical trials and women's cardiovascular health.