A/Professor Patty Chondros is a biostatistician specialising in primary care and health services research. She is the lead biostatistician within the Primary Care Trials Unit based at the Department of General Practice, University of Melbourne. In her role she provides statistical leadership and expertise to support the department’s research programs, including grants and publications, and to advance the methodological and statistical skills and capacity of researchers and research higher degree students. Her research interests include the design and analysis of randomised controlled trials, particularly cluster randomised and stepped wedge designs.