Professor O'Sullivan is a Clinical Academic at the St George & Sutherland Clinical School.

Research Interests:
Current research includes: - regulation of fat mass in premenopausal and pregnant women, substrate metabolism in pregnancy; hormonal regulation of energy metabolism and body composition - sex steroid regulation of substrate metabolism - energy metabolism and body composition in chronic medical illnesses, eg chronic renal failure & insulin resistance . Gestational diabetes and its predictors.

Broad Research Areas:
Endocrinology, Metabolism, Clinical Research, Medical Education, Obesity

Qualifications:
MB BS, MD UNSW, FRACP, MHPEd

Society Memberships & Professional Activities:
1992- Royal Australasian College of Physicians, 1990- Endocrine Society of Australia, 1991- Australian Diabetes Society, 1992- Australasian Society for the Study of Obesity, 1995- The US Endocrine Society, 1996- Australian Pituitary Foundation, 2004- Association for Medical Education in Europe, 2004- Australian and New Zealand Association for Medical Education

Specific Research Keywords:
Adiposity, Nutrition, Metabolism, Gestational Diabetes, Oestrogen