Professor Reddel is a Research Leader at the Woolcock Institute of Medical Research in Sydney, Australia. She is a Professor at Macquarie University; Director of the Australian Centre for Airways disease Monitoring (ACAM), and a respiratory physician at Royal Prince Alfred Hospital. As Chair of the Global Initiative for Asthma (GINA) Science Committee, Prof Reddel has led major evidence-based changes in clinical recommendations for asthma management, with a strong focus on making guidelines not only evidence-based, but also patient-centred and practical. Her current research includes population monitoring of asthma and COPD, clinical studies to improve management of airways disease, and qualitative research about patient perspectives in mild and severe asthma.