Dr. Dyer is an EM and EMS physician in Boston, Massachusetts. Board certified in emergency medicine, EMS and medical toxicology. Professor of Emergency Medicine at Boston University School of Medicine. Serving as the Medical Director of Boston EMS and Associate Medical Director of Boston MedFlight. Also having served as a board member of NAEMSP and fellowship director of the Boston University EMS Fellowship. She has published extensively in emergency medicine and EMS. Serving many mass gathering events and is the co-medical director of the Boston Marathon. She works clinically at Boston Medical Center an urban, level one trauma center. In her EMS role, working on expanding EMS service into the realm of mobile integrated health and alternative ways of delivering care. She has extensive experience with mass gatherings both large and small, with the goal of safer events for communities.