He formerly served as both the Assistant Residency Director of the Harvard Affiliated Emergency Medicine Residency Program and the Associate Director of the Office for Multicultural Careers at the Brigham and Women’s Hospital in Boston. Dr. Arbelaez is a recognized leader on clinical and educational innovation in the areas of emergency medicine, public health, and workforce diversity, and has participated in volunteer relief efforts in such hard-hit locations as New Orleans and Haiti. He is currently involved in the development of emergency medicine as a specialty in his native country of Colombia.