The collection predominantly relates to Dritz’s work with HIV/AIDS, Kaposi sarcoma (KS), Pneumocystis pneumonia, and sexually transmitted diseases in the San Francisco Bay Area. It includes material regarding research, education, prevention, and public health policy, including correspondence, statistical data, clinical care and case study guidelines, publications and clippings, and conference and lecture materials. Some photographs and slides are included. The bulk of the material is dated 1980-2000.