Kelly Johnson, MD, MPH is the Medical Director of the California Prevention Training Center at the University of California San Francisco (UCSF), an Assistant Professor in the Division of Infectious Diseases at UCSF, and a Medical Officer in the STD Control Branch at the California Department of Public Health. She is board-certified in Internal Medicine and Infectious Diseases and works on the inpatient Infectious Diseases consult service at UCSF. Her research focuses on the prevention and control of bacterial STIs/HIV.