Thérésa Choisi is co-coordinator of the Research Program at Urgences-santé, one of the largest emergency medical services in Canada. She has eight years’ experience as an Emergency Medical Dispatcher (EMD), being promoted to Team Leader, then Quality Assurance Specialist (EMD-Q). She holds a Bachelor’s degree in Health Sciences from the University René Descartes (Paris V) and an Honours Master’s degree in Experimental Health Sciences from the University of Québec. In addition to her operational expertise, she coordinates interventional, qualitative and comparative-effectiveness research, with an emphasis on data management and survey methods. Her research interests include out of hospital cardiac arrest, stroke and mental wellness of healthcare workers. Currently, she leads three studies focusing on agreement between information collected by EMD and what is observed by the paramedics and/or diagnosed at the hospital.