Today’s globalized world has made effective containment of infectious diseases extremely difficult. The unprecedented Ebola outbreak has brought home the global nature of infectious disease and has raised some difficult dilemmas. Other infectious disease threats—such as severe acute respiratory syndrome or pandemic influenza—loom on the horizon. What have we learned? What’s next? Emily Landon, MD—Medical Specialist for Ebola Preparedness at the University of Chicago, one of only 35 national Ebola treatment centers—talks about tough ethical questions, emerging epidemics, and the Ebola virus.