Associate Professor Helen Dixon is a Principal Research Fellow at Cancer Council Victoria’s Centre for Behavioural Research in Cancer, where she specialises in research assessing public responses to health-relevant media and communications, especially in relation to nutrition and obesity prevention. This includes population surveys assessing reactions to public health mass media campaigns and experimental studies assessing responses to public health advertisements, nutrition labelling and commercial product marketing. Her many peer-reviewed publications and reports have helped evaluate and shape public health interventions and build the evidence base concerning effects of food marketing on children and adults.