Alyssa Parpia is an infectious disease epidemiologist, transmission modeller, and researcher at Public Health Ontario. Her work aims to quantify the impact of public health interventions on curtailing infectious disease spread and identify drivers of disease transmission, with an overarching goal of providing policy recommendations in the support of evidence-based decision-making. She has published research on a variety of pathogens including HIV, SARS-CoV-2, Zika, Ebola, Malaria, and Tuberculosis as well as work on health policy modeling.