Dr. Esther Chernak gives Ebola talk at October's International Cafe Dr. Esther Chernak, MD, MPH, Director of the Center for Public Health Readiness and Communication, gave a talk entitled, "Ebola Virus Disease - 2014" during October's International Cafe. International Cafe is a monthly forum sponsored by International Area Studies and the College of Arts and Sciences that provides globally themed discussions that are open to the Drexel community. Dr. Chernak's talk focused on the current Ebola epidemic in West Africa and the public health challenges and consequences associated with the outbreak.