Dr Warren Lee is a consultant paediatrician in private practice specialising in paediatric endocrinology. He served as President of the Diabetic Society of Singapore, and was on the advisory council of the International Society for Paediatric and Adolescent Diabetes and the Executive Board of the International Diabetes Federation. Dr Lee also served as a Member of Parliament in Singapore, Vice Chairman of Sembawang Town Council, Chair of the MOH Advisory Committee on Adolescent Medicine, and was a Chair of the Feedback Group for Health.