Hear the late Dr. Mary Starke Harper in her own words as she recounts her experiences as one of the nation’s top health care advocates. After her unwitting involvement in the “Tuskegee Experiment,” a government study in Alabama that falsely promised treatment to black men with syphilis, the former nurse rose to become a leading expert on health care for minorities, the elderly and the mentally ill. Dr. Harper served as adviser to four U.S. presidents and greatly advanced health care legislation, training and funding. From the Series:Conversations