Dr. Karina Top is a clinician-scientist in vaccine research, and Professor of Pediatrics, University of Alberta and pediatric infectious disease consultant at the Stollery Children’s Hospital. Dr. Top is the Principal Investigator of the International Network of Special Immunization Services and co-Principal Investigator of the Canadian Immunization Research Network’s Special Immunization Clinic Network. Dr. Top’s research focuses on understanding causes and risk factors for rare adverse events following immunization, and improving vaccination practices for individuals who may be considered at higher risk of an adverse event, such as those with previous history of adverse events following immunization, immunocompromised patients, and people who are pregnant.