Dr Jiani Ma is an Implementation Science Research Fellow at the Institute for Physical Activity and Nutrition (IPAN). Her research employs an interdisciplinary perspective of implementation science and systems science, to understand the implementation and scale-up of public health interventions at a population level. Her other research focus is the evaluation and translation of interventions targeting children and adolescents’ motor competence and physical activity. She is also an officer of Scaling Up Physical Activity (SUPA) Special Interest Group of Asia-Pacific Society for Physical Activity.