Like many Americans, D. A. Henderson, MD, MPH, sat mesmerized in front of his television on the morning of September 11, 2001. The noted epidemiologist was working at home that day, writing an article on smallpox, the deadly nemesis he was instrumental in defeating some two decades earlier. Had it not been for the article, Henderson would have been working that day at "the center," more formally known as the Johns Hopkins Bloomberg School of Public Health's Center for Civilian Biodefense Studies, where he was director.
Voelker R. Bioweapons Preparedness Chief Discusses Priorities in World of 21st-Century Biology. JAMA. 2002;287(5):573-575. doi:10.1001/jama.287.5.573