Dr. Hamid Jafari is the director of global polio eradication operations and research at the World Health Organization headquarters in Geneva. Before this appointment in March 2012, Jafari served as the project manager of WHO's National Polio Surveillance Project in India. He also served as director of the global immunization division at the U.S. Centers for Disease Control & Prevention and as the medical officer for polio eradication in the regional office of WHO for Eastern Mediterranean.