...from a series of biographies of physicians:


Les Roberts
Les Roberts has a Masters degree in public health from Tulane University and a Ph.D. in environmental engineering from Johns Hopkins.  He did a post-doctorate fellowship in epidemiology at the Centers for Disease Control and Prevention where he worked for 4 years.  In 1994, he worked as an epidemiologist for the World Health Organization in Rwanda during their civil war.  At present, Les is Director of Health Policy at the International Rescue Committee, an NGO based in New York that provides relief to victims of war.  He is a lecturer at the Johns Hopkins University Department of Geography and Environmental Engineering where he teaches each fall.