Jeffrey S. Duchin, M.D. is chief of the Communicable Disease Control, Epidemiology & Immunization Section for Public Health – Seattle & King County, Washington, and associate professor of medicine, Division of Infectious Diseases at the University of Washington. He holds appointments as adjunct associate professor in the schools of Public Health and Community Medicine and Health Services, and Faculty, Northwest Center for Public Health Practice. He is also the director of emergency response for the WAMI Regional Center of Excellence (RCE) in Biodefense and Emerging Infectious Disease Research. Dr. Duchin trained in internal medicine at Thomas Jefferson University Hospital followed by a fellowship in general internal medicine and emergency medicine at the Hospital of the University of Pennsylvania. He did his infectious disease subspecialty training at the University of Washington. He is a graduate of the Centers for Disease Control and Prevention’s (CDC) Epidemic Intelligence Service, assigned to the National Center for Infectious Diseases during which time he received the Outstanding Unit Citation for exemplary performance of duty, the Secretary’s Recognition Award for exceptional performance in the investigation of unexplained deaths associated with an outbreak of acute illness of unknown etiology in the Four Corners area of the southwestern United States, and the Achievement Medal, Department of Health and Human Services. Dr. Duchin subsequently worked for CDC as a medical epidemiologist in the Divisions of Tuberculosis Elimination and HIV/AIDS Special Studies Branch before assuming his current position. He is a fellow of the American College of Physicians and of the Infectious Disease Society of America (IDSA), where he chairs the IDSA’s Bioemergencies Task Force and is a member of  the Pandemic Influenza Task Force. He is a liaison representative from National Association of City and County Health Officials to the Center for Disease Control and Prevention’s Advisory Committee on Immunization Practices (ACIP). Dr. Duchin was a member of the Department of Health and Human Services 2004 Tiger Team consulting with Government of Greece on health preparations for the 2004 Olympics, Athens, Greece. Since 1999, when the World Trade Organization Ministerial came to Seattle, he has been actively working to strengthen the ties between public health, clinicians and the health care delivery system and to improve the response of the health care system and clinicians to public health emergencies, including biological terrorism and pandemic influenza. He is active in local, regional and national preparedness planning activities for communicable disease emergencies, recently including pandemic influenza. Dr. Duchin’s peer review publications and research interests focus on communicable diseases of public health significance, and he has authored text book chapters on the epidemiology of HIV/AIDS, bioterrorism, and outbreak investigations.