Swimming, genealogy, reading
Fr. Duffy is the Associate Dean for Clinical Education aat the Georgetown University School of Medicine and Assistant Professor in the Department of Medicine, teaching Clinical Ethics and Physical Diagnosis within the School of Medicine. He is an active member of the Ethics Consultation Service at Georgetown University Hospital and also mentors medical students in Internal Medicine at the Mercy Health Clinic in Gaithersburg, MD..
Former Undersea Medical Officer -- US Navy on the USS Simon Lake (AS-33)