Dr. Ava A. John-Baptiste is an Associate Professor with appointments in the Department of Epidemiology and Biostatistics, the Department of Anesthesia & Perioperative Medicine and the Schulich Interfaculty Program in Public Health. Dr. John-Baptiste conducts research on public health, community-based and peri-operative services. Her current research interests include, economic evaluation of public health and community-based interventions, modeling to inform policy decisions, interventions to improve social determinants of health and promote health equity and perioperative health services (specifically; pre-operative health screening and post-operative community-based care and the ability to incorporate wearable technology into these assessments). Dr. John-Baptiste uses the methods of systematic review, evidence synthesis, cost analysis, economic evaluation, decision modeling and model critical appraisal and is an expert in the linkage and analysis of administrative and clinical databases.