Dr. Tomás Aragón is adjunct faculty at the UC Berkeley School of Public Health, Division of Epidemiology, where he is Principal Investigator, Cal PREPARE at the Center for Infectious Diseases and Emergency Readiness. He is trained in primary care internal medicine (UC San Francisco / SF General Hospital), clinical infectious diseases (UCSF), HIV/AIDS research fellowship (UCSF Center for AIDS Prevention Studies), and epidemiology (DrPH, UC Berkeley School of Public Health).
Dr. Aragón is also Health Officer, City and County of San Francisco; and Director, Population Health & Prevention (PHP), San Francisco Department of Public Health. As health officer, he exercises leadership and legal authority to protect and promote health and health equity for all. As PHP Director, he directs services in communicable disease prevention and control, environmental and occupational health, public health laboratories, health promotion and disease and injury prevention, and emergency preparedness and response.